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Finding the Fourth Proportional to 235,001.70, 352,502.55 and 77,246.10

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Solution

The fourth proportional to 235,001.70, 352,502.55 and 77,246.10 is: 115,869.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,001.70 : 352,502.55 = 77,246.10 : x
  2. Step 2: Convert to fraction form
    235,001.70/352,502.55 = 77,246.10/x
  3. Step 3: Cross multiply
    235,001.70x = 352,502.55 × 77,246.10
  4. Step 4: Simplify right side
    235,001.70x = 27,229,447,227.56
  5. Step 5: Solve for x
    x = 27,229,447,227.56/235,001.70
  6. Step 6: Final answer
    x = 115,869.15

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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.