Home / 115,253.29-172,761.36-44,156.62

Finding the Fourth Proportional to 115,253.29, 172,761.36 and 44,156.62

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Solution

The fourth proportional to 115,253.29, 172,761.36 and 44,156.62 is: 66,189.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,253.29 : 172,761.36 = 44,156.62 : x
  2. Step 2: Convert to fraction form
    115,253.29/172,761.36 = 44,156.62/x
  3. Step 3: Cross multiply
    115,253.29x = 172,761.36 × 44,156.62
  4. Step 4: Simplify right side
    115,253.29x = 7,628,557,724.20
  5. Step 5: Solve for x
    x = 7,628,557,724.20/115,253.29
  6. Step 6: Final answer
    x = 66,189.50

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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.