Home / 148,905.13-223,399.38-60,220.90

Finding the Fourth Proportional to 148,905.13, 223,399.38 and 60,220.90

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Solution

The fourth proportional to 148,905.13, 223,399.38 and 60,220.90 is: 90,348.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,905.13 : 223,399.38 = 60,220.90 : x
  2. Step 2: Convert to fraction form
    148,905.13/223,399.38 = 60,220.90/x
  3. Step 3: Cross multiply
    148,905.13x = 223,399.38 × 60,220.90
  4. Step 4: Simplify right side
    148,905.13x = 13,453,311,723.04
  5. Step 5: Solve for x
    x = 13,453,311,723.04/148,905.13
  6. Step 6: Final answer
    x = 90,348.21

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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.