Home / 77,137.32-115,681.17-24,534.48

Finding the Fourth Proportional to 77,137.32, 115,681.17 and 24,534.48

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Solution

The fourth proportional to 77,137.32, 115,681.17 and 24,534.48 is: 36,793.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,137.32 : 115,681.17 = 24,534.48 : x
  2. Step 2: Convert to fraction form
    77,137.32/115,681.17 = 24,534.48/x
  3. Step 3: Cross multiply
    77,137.32x = 115,681.17 × 24,534.48
  4. Step 4: Simplify right side
    77,137.32x = 2,838,177,351.74
  5. Step 5: Solve for x
    x = 2,838,177,351.74/77,137.32
  6. Step 6: Final answer
    x = 36,793.83

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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.