Home / 112,862.88-169,275.96-41,819.04

Finding the Fourth Proportional to 112,862.88, 169,275.96 and 41,819.04

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Solution

The fourth proportional to 112,862.88, 169,275.96 and 41,819.04 is: 62,721.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,862.88 : 169,275.96 = 41,819.04 : x
  2. Step 2: Convert to fraction form
    112,862.88/169,275.96 = 41,819.04/x
  3. Step 3: Cross multiply
    112,862.88x = 169,275.96 × 41,819.04
  4. Step 4: Simplify right side
    112,862.88x = 7,078,958,142.28
  5. Step 5: Solve for x
    x = 7,078,958,142.28/112,862.88
  6. Step 6: Final answer
    x = 62,721.76

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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.