Home / 119,539.92-179,076.56-93,120.96

Finding the Fourth Proportional to 119,539.92, 179,076.56 and 93,120.96

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Solution

The fourth proportional to 119,539.92, 179,076.56 and 93,120.96 is: 139,499.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,539.92 : 179,076.56 = 93,120.96 : x
  2. Step 2: Convert to fraction form
    119,539.92/179,076.56 = 93,120.96/x
  3. Step 3: Cross multiply
    119,539.92x = 179,076.56 × 93,120.96
  4. Step 4: Simplify right side
    119,539.92x = 16,675,781,180.70
  5. Step 5: Solve for x
    x = 16,675,781,180.70/119,539.92
  6. Step 6: Final answer
    x = 139,499.68

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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.