Home / 84,911.27-127,367.10-22,581.77

Finding the Fourth Proportional to 84,911.27, 127,367.10 and 22,581.77

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Solution

The fourth proportional to 84,911.27, 127,367.10 and 22,581.77 is: 33,872.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,911.27 : 127,367.10 = 22,581.77 : x
  2. Step 2: Convert to fraction form
    84,911.27/127,367.10 = 22,581.77/x
  3. Step 3: Cross multiply
    84,911.27x = 127,367.10 × 22,581.77
  4. Step 4: Simplify right side
    84,911.27x = 2,876,173,920.93
  5. Step 5: Solve for x
    x = 2,876,173,920.93/84,911.27
  6. Step 6: Final answer
    x = 33,872.70

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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.