Home / 155,279.28-232,918.94-123,967.92

Finding the Fourth Proportional to 155,279.28, 232,918.94 and 123,967.92

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Solution

The fourth proportional to 155,279.28, 232,918.94 and 123,967.92 is: 185,951.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,279.28 : 232,918.94 = 123,967.92 : x
  2. Step 2: Convert to fraction form
    155,279.28/232,918.94 = 123,967.92/x
  3. Step 3: Cross multiply
    155,279.28x = 232,918.94 × 123,967.92
  4. Step 4: Simplify right side
    155,279.28x = 28,874,476,520.40
  5. Step 5: Solve for x
    x = 28,874,476,520.40/155,279.28
  6. Step 6: Final answer
    x = 185,951.90

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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.