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Finding the Fourth Proportional to 133,954.97, 200,932.45 and 40,460.72

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Solution

The fourth proportional to 133,954.97, 200,932.45 and 40,460.72 is: 60,691.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,954.97 : 200,932.45 = 40,460.72 : x
  2. Step 2: Convert to fraction form
    133,954.97/200,932.45 = 40,460.72/x
  3. Step 3: Cross multiply
    133,954.97x = 200,932.45 × 40,460.72
  4. Step 4: Simplify right side
    133,954.97x = 8,129,871,598.36
  5. Step 5: Solve for x
    x = 8,129,871,598.36/133,954.97
  6. Step 6: Final answer
    x = 60,691.08

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Similar ratio
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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.