Home / 177,852.27-266,778.39-72,671.13

Finding the Fourth Proportional to 177,852.27, 266,778.39 and 72,671.13

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Solution

The fourth proportional to 177,852.27, 266,778.39 and 72,671.13 is: 109,006.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,852.27 : 266,778.39 = 72,671.13 : x
  2. Step 2: Convert to fraction form
    177,852.27/266,778.39 = 72,671.13/x
  3. Step 3: Cross multiply
    177,852.27x = 266,778.39 × 72,671.13
  4. Step 4: Simplify right side
    177,852.27x = 19,387,087,060.88
  5. Step 5: Solve for x
    x = 19,387,087,060.88/177,852.27
  6. Step 6: Final answer
    x = 109,006.69

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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.