Home / 99,572.54-149,387.97-29,453.72

Finding the Fourth Proportional to 99,572.54, 149,387.97 and 29,453.72

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Solution

The fourth proportional to 99,572.54, 149,387.97 and 29,453.72 is: 44,189.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,572.54 : 149,387.97 = 29,453.72 : x
  2. Step 2: Convert to fraction form
    99,572.54/149,387.97 = 29,453.72/x
  3. Step 3: Cross multiply
    99,572.54x = 149,387.97 × 29,453.72
  4. Step 4: Simplify right side
    99,572.54x = 4,400,031,439.75
  5. Step 5: Solve for x
    x = 4,400,031,439.75/99,572.54
  6. Step 6: Final answer
    x = 44,189.21

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1.5x scale

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.