Home / 148,878.20-223,382.10-75,006.20

Finding the Fourth Proportional to 148,878.20, 223,382.10 and 75,006.20

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Solution

The fourth proportional to 148,878.20, 223,382.10 and 75,006.20 is: 112,541.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,878.20 : 223,382.10 = 75,006.20 : x
  2. Step 2: Convert to fraction form
    148,878.20/223,382.10 = 75,006.20/x
  3. Step 3: Cross multiply
    148,878.20x = 223,382.10 × 75,006.20
  4. Step 4: Simplify right side
    148,878.20x = 16,755,042,469.02
  5. Step 5: Solve for x
    x = 16,755,042,469.02/148,878.20
  6. Step 6: Final answer
    x = 112,541.95

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1.5x scale

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.