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Finding the Fourth Proportional to 159,476.55, 239,215.15 and 149,733.45

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Solution

The fourth proportional to 159,476.55, 239,215.15 and 149,733.45 is: 224,600.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,476.55 : 239,215.15 = 149,733.45 : x
  2. Step 2: Convert to fraction form
    159,476.55/239,215.15 = 149,733.45/x
  3. Step 3: Cross multiply
    159,476.55x = 239,215.15 × 149,733.45
  4. Step 4: Simplify right side
    159,476.55x = 35,818,508,505.69
  5. Step 5: Solve for x
    x = 35,818,508,505.69/159,476.55
  6. Step 6: Final answer
    x = 224,600.48

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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.