Home / 72,753.72-109,131.93-22,832.70

Finding the Fourth Proportional to 72,753.72, 109,131.93 and 22,832.70

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Solution

The fourth proportional to 72,753.72, 109,131.93 and 22,832.70 is: 34,249.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,753.72 : 109,131.93 = 22,832.70 : x
  2. Step 2: Convert to fraction form
    72,753.72/109,131.93 = 22,832.70/x
  3. Step 3: Cross multiply
    72,753.72x = 109,131.93 × 22,832.70
  4. Step 4: Simplify right side
    72,753.72x = 2,491,776,618.11
  5. Step 5: Solve for x
    x = 2,491,776,618.11/72,753.72
  6. Step 6: Final answer
    x = 34,249.47

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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.