Home / 76,713.57-115,074.45-24,127.16

Finding the Fourth Proportional to 76,713.57, 115,074.45 and 24,127.16

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Solution

The fourth proportional to 76,713.57, 115,074.45 and 24,127.16 is: 36,192.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,713.57 : 115,074.45 = 24,127.16 : x
  2. Step 2: Convert to fraction form
    76,713.57/115,074.45 = 24,127.16/x
  3. Step 3: Cross multiply
    76,713.57x = 115,074.45 × 24,127.16
  4. Step 4: Simplify right side
    76,713.57x = 2,776,419,091.69
  5. Step 5: Solve for x
    x = 2,776,419,091.69/76,713.57
  6. Step 6: Final answer
    x = 36,192.02

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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.