Home / 177,387.20-266,132.64-52,731.20

Finding the Fourth Proportional to 177,387.20, 266,132.64 and 52,731.20

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Solution

The fourth proportional to 177,387.20, 266,132.64 and 52,731.20 is: 79,112.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,387.20 : 266,132.64 = 52,731.20 : x
  2. Step 2: Convert to fraction form
    177,387.20/266,132.64 = 52,731.20/x
  3. Step 3: Cross multiply
    177,387.20x = 266,132.64 × 52,731.20
  4. Step 4: Simplify right side
    177,387.20x = 14,033,493,466.37
  5. Step 5: Solve for x
    x = 14,033,493,466.37/177,387.20
  6. Step 6: Final answer
    x = 79,112.21

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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.