Home / 112,842.97-169,280.79-60,223.75

Finding the Fourth Proportional to 112,842.97, 169,280.79 and 60,223.75

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Solution

The fourth proportional to 112,842.97, 169,280.79 and 60,223.75 is: 90,344.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,842.97 : 169,280.79 = 60,223.75 : x
  2. Step 2: Convert to fraction form
    112,842.97/169,280.79 = 60,223.75/x
  3. Step 3: Cross multiply
    112,842.97x = 169,280.79 × 60,223.75
  4. Step 4: Simplify right side
    112,842.97x = 10,194,723,976.76
  5. Step 5: Solve for x
    x = 10,194,723,976.76/112,842.97
  6. Step 6: Final answer
    x = 90,344.34

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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.