Home / 177,335.03-266,123.04-72,173.14

Finding the Fourth Proportional to 177,335.03, 266,123.04 and 72,173.14

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Solution

The fourth proportional to 177,335.03, 266,123.04 and 72,173.14 is: 108,308.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,335.03 : 266,123.04 = 72,173.14 : x
  2. Step 2: Convert to fraction form
    177,335.03/266,123.04 = 72,173.14/x
  3. Step 3: Cross multiply
    177,335.03x = 266,123.04 × 72,173.14
  4. Step 4: Simplify right side
    177,335.03x = 19,206,933,731.66
  5. Step 5: Solve for x
    x = 19,206,933,731.66/177,335.03
  6. Step 6: Final answer
    x = 108,308.74

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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.