Home / 268,177.37-402,432.17-155,910.42

Finding the Fourth Proportional to 268,177.37, 402,432.17 and 155,910.42

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Solution

The fourth proportional to 268,177.37, 402,432.17 and 155,910.42 is: 233,962.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,177.37 : 402,432.17 = 155,910.42 : x
  2. Step 2: Convert to fraction form
    268,177.37/402,432.17 = 155,910.42/x
  3. Step 3: Cross multiply
    268,177.37x = 402,432.17 × 155,910.42
  4. Step 4: Simplify right side
    268,177.37x = 62,743,367,866.66
  5. Step 5: Solve for x
    x = 62,743,367,866.66/268,177.37
  6. Step 6: Final answer
    x = 233,962.21

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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.