Home / 155,000.28-232,563.78-55,179.48

Finding the Fourth Proportional to 155,000.28, 232,563.78 and 55,179.48

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Solution

The fourth proportional to 155,000.28, 232,563.78 and 55,179.48 is: 82,791.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,000.28 : 232,563.78 = 55,179.48 : x
  2. Step 2: Convert to fraction form
    155,000.28/232,563.78 = 55,179.48/x
  3. Step 3: Cross multiply
    155,000.28x = 232,563.78 × 55,179.48
  4. Step 4: Simplify right side
    155,000.28x = 12,832,748,447.23
  5. Step 5: Solve for x
    x = 12,832,748,447.23/155,000.28
  6. Step 6: Final answer
    x = 82,791.78

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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.