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Finding the Fourth Proportional to 181,473.28, 250,363.20 and 133,839.52

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Solution

The fourth proportional to 181,473.28, 250,363.20 and 133,839.52 is: 184,646.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,473.28 : 250,363.20 = 133,839.52 : x
  2. Step 2: Convert to fraction form
    181,473.28/250,363.20 = 133,839.52/x
  3. Step 3: Cross multiply
    181,473.28x = 250,363.20 × 133,839.52
  4. Step 4: Simplify right side
    181,473.28x = 33,508,490,513.66
  5. Step 5: Solve for x
    x = 33,508,490,513.66/181,473.28
  6. Step 6: Final answer
    x = 184,646.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.