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Finding the Fourth Proportional to 133,553.90, 200,330.85 and 44,810.30

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Solution

The fourth proportional to 133,553.90, 200,330.85 and 44,810.30 is: 67,215.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,553.90 : 200,330.85 = 44,810.30 : x
  2. Step 2: Convert to fraction form
    133,553.90/200,330.85 = 44,810.30/x
  3. Step 3: Cross multiply
    133,553.90x = 200,330.85 × 44,810.30
  4. Step 4: Simplify right side
    133,553.90x = 8,976,885,487.76
  5. Step 5: Solve for x
    x = 8,976,885,487.76/133,553.90
  6. Step 6: Final answer
    x = 67,215.45

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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.