Home / 133,824.24-200,342.30-89,340.66

Finding the Fourth Proportional to 133,824.24, 200,342.30 and 89,340.66

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Solution

The fourth proportional to 133,824.24, 200,342.30 and 89,340.66 is: 133,747.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,824.24 : 200,342.30 = 89,340.66 : x
  2. Step 2: Convert to fraction form
    133,824.24/200,342.30 = 89,340.66/x
  3. Step 3: Cross multiply
    133,824.24x = 200,342.30 × 89,340.66
  4. Step 4: Simplify right side
    133,824.24x = 17,898,712,861.21
  5. Step 5: Solve for x
    x = 17,898,712,861.21/133,824.24
  6. Step 6: Final answer
    x = 133,747.91

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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.