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Finding the Fourth Proportional to 133,553.70, 200,409.24 and 49,373.34

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Solution

The fourth proportional to 133,553.70, 200,409.24 and 49,373.34 is: 74,089.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,553.70 : 200,409.24 = 49,373.34 : x
  2. Step 2: Convert to fraction form
    133,553.70/200,409.24 = 49,373.34/x
  3. Step 3: Cross multiply
    133,553.70x = 200,409.24 × 49,373.34
  4. Step 4: Simplify right side
    133,553.70x = 9,894,873,545.66
  5. Step 5: Solve for x
    x = 9,894,873,545.66/133,553.70
  6. Step 6: Final answer
    x = 74,089.10

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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.