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Finding the Fourth Proportional to 61,999.62, 85,566.17 and 35,139.24

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Solution

The fourth proportional to 61,999.62, 85,566.17 and 35,139.24 is: 48,495.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,999.62 : 85,566.17 = 35,139.24 : x
  2. Step 2: Convert to fraction form
    61,999.62/85,566.17 = 35,139.24/x
  3. Step 3: Cross multiply
    61,999.62x = 85,566.17 × 35,139.24
  4. Step 4: Simplify right side
    61,999.62x = 3,006,730,328.69
  5. Step 5: Solve for x
    x = 3,006,730,328.69/61,999.62
  6. Step 6: Final answer
    x = 48,495.95

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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.