Home / 155,711.28-233,517.70-55,869.24

Finding the Fourth Proportional to 155,711.28, 233,517.70 and 55,869.24

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Solution

The fourth proportional to 155,711.28, 233,517.70 and 55,869.24 is: 83,786.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,711.28 : 233,517.70 = 55,869.24 : x
  2. Step 2: Convert to fraction form
    155,711.28/233,517.70 = 55,869.24/x
  3. Step 3: Cross multiply
    155,711.28x = 233,517.70 × 55,869.24
  4. Step 4: Simplify right side
    155,711.28x = 13,046,456,425.55
  5. Step 5: Solve for x
    x = 13,046,456,425.55/155,711.28
  6. Step 6: Final answer
    x = 83,786.20

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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.