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Finding the Fourth Proportional to 254,439.81, 381,834.66 and 88,227.81

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Solution

The fourth proportional to 254,439.81, 381,834.66 and 88,227.81 is: 132,402.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,439.81 : 381,834.66 = 88,227.81 : x
  2. Step 2: Convert to fraction form
    254,439.81/381,834.66 = 88,227.81/x
  3. Step 3: Cross multiply
    254,439.81x = 381,834.66 × 88,227.81
  4. Step 4: Simplify right side
    254,439.81x = 33,688,435,833.89
  5. Step 5: Solve for x
    x = 33,688,435,833.89/254,439.81
  6. Step 6: Final answer
    x = 132,402.38

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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.