Home / 149,721.45-224,746.20-93,624.90

Finding the Fourth Proportional to 149,721.45, 224,746.20 and 93,624.90

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Solution

The fourth proportional to 149,721.45, 224,746.20 and 93,624.90 is: 140,539.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,721.45 : 224,746.20 = 93,624.90 : x
  2. Step 2: Convert to fraction form
    149,721.45/224,746.20 = 93,624.90/x
  3. Step 3: Cross multiply
    149,721.45x = 224,746.20 × 93,624.90
  4. Step 4: Simplify right side
    149,721.45x = 21,041,840,500.38
  5. Step 5: Solve for x
    x = 21,041,840,500.38/149,721.45
  6. Step 6: Final answer
    x = 140,539.92

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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.