Home / 62,405.76-86,118.68-34,111.65

Finding the Fourth Proportional to 62,405.76, 86,118.68 and 34,111.65

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Solution

The fourth proportional to 62,405.76, 86,118.68 and 34,111.65 is: 47,073.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,405.76 : 86,118.68 = 34,111.65 : x
  2. Step 2: Convert to fraction form
    62,405.76/86,118.68 = 34,111.65/x
  3. Step 3: Cross multiply
    62,405.76x = 86,118.68 × 34,111.65
  4. Step 4: Simplify right side
    62,405.76x = 2,937,650,100.06
  5. Step 5: Solve for x
    x = 2,937,650,100.06/62,405.76
  6. Step 6: Final answer
    x = 47,073.38

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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.