Home / 76,680.22-115,031.94-24,084.76

Finding the Fourth Proportional to 76,680.22, 115,031.94 and 24,084.76

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Solution

The fourth proportional to 76,680.22, 115,031.94 and 24,084.76 is: 36,130.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,680.22 : 115,031.94 = 24,084.76 : x
  2. Step 2: Convert to fraction form
    76,680.22/115,031.94 = 24,084.76/x
  3. Step 3: Cross multiply
    76,680.22x = 115,031.94 × 24,084.76
  4. Step 4: Simplify right side
    76,680.22x = 2,770,516,667.23
  5. Step 5: Solve for x
    x = 2,770,516,667.23/76,680.22
  6. Step 6: Final answer
    x = 36,130.79

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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.