Home / 155,836.20-233,766.45-67,092.60

Finding the Fourth Proportional to 155,836.20, 233,766.45 and 67,092.60

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Solution

The fourth proportional to 155,836.20, 233,766.45 and 67,092.60 is: 100,644.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,836.20 : 233,766.45 = 67,092.60 : x
  2. Step 2: Convert to fraction form
    155,836.20/233,766.45 = 67,092.60/x
  3. Step 3: Cross multiply
    155,836.20x = 233,766.45 × 67,092.60
  4. Step 4: Simplify right side
    155,836.20x = 15,683,998,923.27
  5. Step 5: Solve for x
    x = 15,683,998,923.27/155,836.20
  6. Step 6: Final answer
    x = 100,644.13

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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.