Home / 88,010.28-131,824.20-54,173.16

Finding the Fourth Proportional to 88,010.28, 131,824.20 and 54,173.16

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Solution

The fourth proportional to 88,010.28, 131,824.20 and 54,173.16 is: 81,142.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,010.28 : 131,824.20 = 54,173.16 : x
  2. Step 2: Convert to fraction form
    88,010.28/131,824.20 = 54,173.16/x
  3. Step 3: Cross multiply
    88,010.28x = 131,824.20 × 54,173.16
  4. Step 4: Simplify right side
    88,010.28x = 7,141,333,478.47
  5. Step 5: Solve for x
    x = 7,141,333,478.47/88,010.28
  6. Step 6: Final answer
    x = 81,142.04

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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.