Home / 155,458.20-233,187.30-50,287.80

Finding the Fourth Proportional to 155,458.20, 233,187.30 and 50,287.80

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Solution

The fourth proportional to 155,458.20, 233,187.30 and 50,287.80 is: 75,431.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,458.20 : 233,187.30 = 50,287.80 : x
  2. Step 2: Convert to fraction form
    155,458.20/233,187.30 = 50,287.80/x
  3. Step 3: Cross multiply
    155,458.20x = 233,187.30 × 50,287.80
  4. Step 4: Simplify right side
    155,458.20x = 11,726,476,304.94
  5. Step 5: Solve for x
    x = 11,726,476,304.94/155,458.20
  6. Step 6: Final answer
    x = 75,431.70

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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.