Home / 99,445.09-149,167.45-29,373.61

Finding the Fourth Proportional to 99,445.09, 149,167.45 and 29,373.61

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Solution

The fourth proportional to 99,445.09, 149,167.45 and 29,373.61 is: 44,060.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,445.09 : 149,167.45 = 29,373.61 : x
  2. Step 2: Convert to fraction form
    99,445.09/149,167.45 = 29,373.61/x
  3. Step 3: Cross multiply
    99,445.09x = 149,167.45 × 29,373.61
  4. Step 4: Simplify right side
    99,445.09x = 4,381,586,500.99
  5. Step 5: Solve for x
    x = 4,381,586,500.99/99,445.09
  6. Step 6: Final answer
    x = 44,060.36

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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.