Home / 77,134.32-115,676.67-24,531.48

Finding the Fourth Proportional to 77,134.32, 115,676.67 and 24,531.48

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Solution

The fourth proportional to 77,134.32, 115,676.67 and 24,531.48 is: 36,789.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,134.32 : 115,676.67 = 24,531.48 : x
  2. Step 2: Convert to fraction form
    77,134.32/115,676.67 = 24,531.48/x
  3. Step 3: Cross multiply
    77,134.32x = 115,676.67 × 24,531.48
  4. Step 4: Simplify right side
    77,134.32x = 2,837,719,916.57
  5. Step 5: Solve for x
    x = 2,837,719,916.57/77,134.32
  6. Step 6: Final answer
    x = 36,789.33

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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.