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Finding the Fourth Proportional to 159,875.59, 239,672.27 and 65,184.97

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Solution

The fourth proportional to 159,875.59, 239,672.27 and 65,184.97 is: 97,719.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,875.59 : 239,672.27 = 65,184.97 : x
  2. Step 2: Convert to fraction form
    159,875.59/239,672.27 = 65,184.97/x
  3. Step 3: Cross multiply
    159,875.59x = 239,672.27 × 65,184.97
  4. Step 4: Simplify right side
    159,875.59x = 15,623,029,376.28
  5. Step 5: Solve for x
    x = 15,623,029,376.28/159,875.59
  6. Step 6: Final answer
    x = 97,719.92

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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.