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Finding the Fourth Proportional to 181,517.90, 254,387.50 and 181,517.90

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Solution

The fourth proportional to 181,517.90, 254,387.50 and 181,517.90 is: 254,387.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,517.90 : 254,387.50 = 181,517.90 : x
  2. Step 2: Convert to fraction form
    181,517.90/254,387.50 = 181,517.90/x
  3. Step 3: Cross multiply
    181,517.90x = 254,387.50 × 181,517.90
  4. Step 4: Simplify right side
    181,517.90x = 46,175,884,786.25
  5. Step 5: Solve for x
    x = 46,175,884,786.25/181,517.90
  6. Step 6: Final answer
    x = 254,387.50

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.