Home / 252,453.30-348,385.52-139,276.04

Finding the Fourth Proportional to 252,453.30, 348,385.52 and 139,276.04

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Solution

The fourth proportional to 252,453.30, 348,385.52 and 139,276.04 is: 192,200.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,453.30 : 348,385.52 = 139,276.04 : x
  2. Step 2: Convert to fraction form
    252,453.30/348,385.52 = 139,276.04/x
  3. Step 3: Cross multiply
    252,453.30x = 348,385.52 × 139,276.04
  4. Step 4: Simplify right side
    252,453.30x = 48,521,755,618.94
  5. Step 5: Solve for x
    x = 48,521,755,618.94/252,453.30
  6. Step 6: Final answer
    x = 192,200.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.