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Finding the Fourth Proportional to 133,553.80, 200,330.70 and 88,866.10

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Solution

The fourth proportional to 133,553.80, 200,330.70 and 88,866.10 is: 133,299.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,553.80 : 200,330.70 = 88,866.10 : x
  2. Step 2: Convert to fraction form
    133,553.80/200,330.70 = 88,866.10/x
  3. Step 3: Cross multiply
    133,553.80x = 200,330.70 × 88,866.10
  4. Step 4: Simplify right side
    133,553.80x = 17,802,608,019.27
  5. Step 5: Solve for x
    x = 17,802,608,019.27/133,553.80
  6. Step 6: Final answer
    x = 133,299.15

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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.