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Finding the Fourth Proportional to 247,259.52, 370,889.28 and 89,451.27

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Solution

The fourth proportional to 247,259.52, 370,889.28 and 89,451.27 is: 134,176.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,259.52 : 370,889.28 = 89,451.27 : x
  2. Step 2: Convert to fraction form
    247,259.52/370,889.28 = 89,451.27/x
  3. Step 3: Cross multiply
    247,259.52x = 370,889.28 × 89,451.27
  4. Step 4: Simplify right side
    247,259.52x = 33,176,517,125.39
  5. Step 5: Solve for x
    x = 33,176,517,125.39/247,259.52
  6. Step 6: Final answer
    x = 134,176.91

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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.