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Finding the Fourth Proportional to 73,280.61, 109,928.88 and 23,348.97

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Solution

The fourth proportional to 73,280.61, 109,928.88 and 23,348.97 is: 35,025.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,280.61 : 109,928.88 = 23,348.97 : x
  2. Step 2: Convert to fraction form
    73,280.61/109,928.88 = 23,348.97/x
  3. Step 3: Cross multiply
    73,280.61x = 109,928.88 × 23,348.97
  4. Step 4: Simplify right side
    73,280.61x = 2,566,725,758.87
  5. Step 5: Solve for x
    x = 2,566,725,758.87/73,280.61
  6. Step 6: Final answer
    x = 35,025.99

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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.