Home / 62,515.22-86,272.32-34,220.92

Finding the Fourth Proportional to 62,515.22, 86,272.32 and 34,220.92

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Solution

The fourth proportional to 62,515.22, 86,272.32 and 34,220.92 is: 47,225.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,515.22 : 86,272.32 = 34,220.92 : x
  2. Step 2: Convert to fraction form
    62,515.22/86,272.32 = 34,220.92/x
  3. Step 3: Cross multiply
    62,515.22x = 86,272.32 × 34,220.92
  4. Step 4: Simplify right side
    62,515.22x = 2,952,318,160.93
  5. Step 5: Solve for x
    x = 2,952,318,160.93/62,515.22
  6. Step 6: Final answer
    x = 47,225.59

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Double scale
Find fourth proportional to 62,516.22, 86,273.70 and 34,221.92
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.