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Finding the Fourth Proportional to 252,472.82, 378,610.40 and 94,615.16

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Solution

The fourth proportional to 252,472.82, 378,610.40 and 94,615.16 is: 141,885.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,472.82 : 378,610.40 = 94,615.16 : x
  2. Step 2: Convert to fraction form
    252,472.82/378,610.40 = 94,615.16/x
  3. Step 3: Cross multiply
    252,472.82x = 378,610.40 × 94,615.16
  4. Step 4: Simplify right side
    252,472.82x = 35,822,281,917.15
  5. Step 5: Solve for x
    x = 35,822,281,917.15/252,472.82
  6. Step 6: Final answer
    x = 141,885.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.