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Finding the Fourth Proportional to 238,459.92, 357,689.16 and 60,966.96

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Solution

The fourth proportional to 238,459.92, 357,689.16 and 60,966.96 is: 91,450.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,459.92 : 357,689.16 = 60,966.96 : x
  2. Step 2: Convert to fraction form
    238,459.92/357,689.16 = 60,966.96/x
  3. Step 3: Cross multiply
    238,459.92x = 357,689.16 × 60,966.96
  4. Step 4: Simplify right side
    238,459.92x = 21,807,220,710.15
  5. Step 5: Solve for x
    x = 21,807,220,710.15/238,459.92
  6. Step 6: Final answer
    x = 91,450.26

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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.