Home / 177,897.20-266,844.24-72,642.29

Finding the Fourth Proportional to 177,897.20, 266,844.24 and 72,642.29

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Solution

The fourth proportional to 177,897.20, 266,844.24 and 72,642.29 is: 108,962.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,897.20 : 266,844.24 = 72,642.29 : x
  2. Step 2: Convert to fraction form
    177,897.20/266,844.24 = 72,642.29/x
  3. Step 3: Cross multiply
    177,897.20x = 266,844.24 × 72,642.29
  4. Step 4: Simplify right side
    177,897.20x = 19,384,175,332.69
  5. Step 5: Solve for x
    x = 19,384,175,332.69/177,897.20
  6. Step 6: Final answer
    x = 108,962.79

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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.