Home / 77,282.30-115,934.34-24,680.06

Finding the Fourth Proportional to 77,282.30, 115,934.34 and 24,680.06

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Solution

The fourth proportional to 77,282.30, 115,934.34 and 24,680.06 is: 37,023.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,282.30 : 115,934.34 = 24,680.06 : x
  2. Step 2: Convert to fraction form
    77,282.30/115,934.34 = 24,680.06/x
  3. Step 3: Cross multiply
    77,282.30x = 115,934.34 × 24,680.06
  4. Step 4: Simplify right side
    77,282.30x = 2,861,266,467.26
  5. Step 5: Solve for x
    x = 2,861,266,467.26/77,282.30
  6. Step 6: Final answer
    x = 37,023.57

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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.