Home / 112,829.98-169,201.22-60,210.76

Finding the Fourth Proportional to 112,829.98, 169,201.22 and 60,210.76

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Solution

The fourth proportional to 112,829.98, 169,201.22 and 60,210.76 is: 90,292.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,829.98 : 169,201.22 = 60,210.76 : x
  2. Step 2: Convert to fraction form
    112,829.98/169,201.22 = 60,210.76/x
  3. Step 3: Cross multiply
    112,829.98x = 169,201.22 × 60,210.76
  4. Step 4: Simplify right side
    112,829.98x = 10,187,734,049.13
  5. Step 5: Solve for x
    x = 10,187,734,049.13/112,829.98
  6. Step 6: Final answer
    x = 90,292.79

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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.