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Finding the Fourth Proportional to 238,593.48, 357,937.61 and 88,835.01

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Solution

The fourth proportional to 238,593.48, 357,937.61 and 88,835.01 is: 133,270.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,593.48 : 357,937.61 = 88,835.01 : x
  2. Step 2: Convert to fraction form
    238,593.48/357,937.61 = 88,835.01/x
  3. Step 3: Cross multiply
    238,593.48x = 357,937.61 × 88,835.01
  4. Step 4: Simplify right side
    238,593.48x = 31,797,390,719.55
  5. Step 5: Solve for x
    x = 31,797,390,719.55/238,593.48
  6. Step 6: Final answer
    x = 133,270.16

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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.