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Finding the Fourth Proportional to 133,355.92, 200,034.06 and 54,470.17

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Solution

The fourth proportional to 133,355.92, 200,034.06 and 54,470.17 is: 81,705.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,355.92 : 200,034.06 = 54,470.17 : x
  2. Step 2: Convert to fraction form
    133,355.92/200,034.06 = 54,470.17/x
  3. Step 3: Cross multiply
    133,355.92x = 200,034.06 × 54,470.17
  4. Step 4: Simplify right side
    133,355.92x = 10,895,889,299.77
  5. Step 5: Solve for x
    x = 10,895,889,299.77/133,355.92
  6. Step 6: Final answer
    x = 81,705.33

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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.