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Finding the Fourth Proportional to 160,118.12, 239,845.02 and 93,355.76

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Solution

The fourth proportional to 160,118.12, 239,845.02 and 93,355.76 is: 139,839.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,118.12 : 239,845.02 = 93,355.76 : x
  2. Step 2: Convert to fraction form
    160,118.12/239,845.02 = 93,355.76/x
  3. Step 3: Cross multiply
    160,118.12x = 239,845.02 × 93,355.76
  4. Step 4: Simplify right side
    160,118.12x = 22,390,914,124.32
  5. Step 5: Solve for x
    x = 22,390,914,124.32/160,118.12
  6. Step 6: Final answer
    x = 139,839.98

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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.