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Finding the Fourth Proportional to 149,871.30, 224,806.95 and 39,063.30

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Solution

The fourth proportional to 149,871.30, 224,806.95 and 39,063.30 is: 58,594.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,871.30 : 224,806.95 = 39,063.30 : x
  2. Step 2: Convert to fraction form
    149,871.30/224,806.95 = 39,063.30/x
  3. Step 3: Cross multiply
    149,871.30x = 224,806.95 × 39,063.30
  4. Step 4: Simplify right side
    149,871.30x = 8,781,701,329.94
  5. Step 5: Solve for x
    x = 8,781,701,329.94/149,871.30
  6. Step 6: Final answer
    x = 58,594.95

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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.