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Finding the Fourth Proportional to 61,755.38, 85,226.13 and 34,897.26

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Solution

The fourth proportional to 61,755.38, 85,226.13 and 34,897.26 is: 48,160.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,755.38 : 85,226.13 = 34,897.26 : x
  2. Step 2: Convert to fraction form
    61,755.38/85,226.13 = 34,897.26/x
  3. Step 3: Cross multiply
    61,755.38x = 85,226.13 × 34,897.26
  4. Step 4: Simplify right side
    61,755.38x = 2,974,158,417.40
  5. Step 5: Solve for x
    x = 2,974,158,417.40/61,755.38
  6. Step 6: Final answer
    x = 48,160.31

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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.