Home / 62,420.55-86,140.61-34,126.71

Finding the Fourth Proportional to 62,420.55, 86,140.61 and 34,126.71

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Solution

The fourth proportional to 62,420.55, 86,140.61 and 34,126.71 is: 47,094.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,420.55 : 86,140.61 = 34,126.71 : x
  2. Step 2: Convert to fraction form
    62,420.55/86,140.61 = 34,126.71/x
  3. Step 3: Cross multiply
    62,420.55x = 86,140.61 × 34,126.71
  4. Step 4: Simplify right side
    62,420.55x = 2,939,695,446.06
  5. Step 5: Solve for x
    x = 2,939,695,446.06/62,420.55
  6. Step 6: Final answer
    x = 47,094.99

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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.