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Finding the Fourth Proportional to 54,897.60, 75,758.96 and 29,747.10

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Solution

The fourth proportional to 54,897.60, 75,758.96 and 29,747.10 is: 41,051.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,897.60 : 75,758.96 = 29,747.10 : x
  2. Step 2: Convert to fraction form
    54,897.60/75,758.96 = 29,747.10/x
  3. Step 3: Cross multiply
    54,897.60x = 75,758.96 × 29,747.10
  4. Step 4: Simplify right side
    54,897.60x = 2,253,609,359.02
  5. Step 5: Solve for x
    x = 2,253,609,359.02/54,897.60
  6. Step 6: Final answer
    x = 41,051.15

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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.