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Finding the Fourth Proportional to 238,088.90, 357,129.42 and 95,930.71

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Solution

The fourth proportional to 238,088.90, 357,129.42 and 95,930.71 is: 143,894.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,088.90 : 357,129.42 = 95,930.71 : x
  2. Step 2: Convert to fraction form
    238,088.90/357,129.42 = 95,930.71/x
  3. Step 3: Cross multiply
    238,088.90x = 357,129.42 × 95,930.71
  4. Step 4: Simplify right side
    238,088.90x = 34,259,677,569.92
  5. Step 5: Solve for x
    x = 34,259,677,569.92/238,088.90
  6. Step 6: Final answer
    x = 143,894.47

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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.