Home / 124,764.93-172,175.40-71,049.96

Finding the Fourth Proportional to 124,764.93, 172,175.40 and 71,049.96

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Solution

The fourth proportional to 124,764.93, 172,175.40 and 71,049.96 is: 98,048.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,764.93 : 172,175.40 = 71,049.96 : x
  2. Step 2: Convert to fraction form
    124,764.93/172,175.40 = 71,049.96/x
  3. Step 3: Cross multiply
    124,764.93x = 172,175.40 × 71,049.96
  4. Step 4: Simplify right side
    124,764.93x = 12,233,055,282.98
  5. Step 5: Solve for x
    x = 12,233,055,282.98/124,764.93
  6. Step 6: Final answer
    x = 98,048.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.