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Finding the Fourth Proportional to 177,598.80, 266,212.14 and 82,750.78

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Solution

The fourth proportional to 177,598.80, 266,212.14 and 82,750.78 is: 124,039.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,598.80 : 266,212.14 = 82,750.78 : x
  2. Step 2: Convert to fraction form
    177,598.80/266,212.14 = 82,750.78/x
  3. Step 3: Cross multiply
    177,598.80x = 266,212.14 × 82,750.78
  4. Step 4: Simplify right side
    177,598.80x = 22,029,262,230.47
  5. Step 5: Solve for x
    x = 22,029,262,230.47/177,598.80
  6. Step 6: Final answer
    x = 124,039.48

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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.