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Finding the Fourth Proportional to 133,328.95, 200,049.01 and 58,502.88

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Solution

The fourth proportional to 133,328.95, 200,049.01 and 58,502.88 is: 87,778.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,328.95 : 200,049.01 = 58,502.88 : x
  2. Step 2: Convert to fraction form
    133,328.95/200,049.01 = 58,502.88/x
  3. Step 3: Cross multiply
    133,328.95x = 200,049.01 × 58,502.88
  4. Step 4: Simplify right side
    133,328.95x = 11,703,443,079.89
  5. Step 5: Solve for x
    x = 11,703,443,079.89/133,328.95
  6. Step 6: Final answer
    x = 87,778.71

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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.