Home / 84,913.70-127,370.40-22,584.20

Finding the Fourth Proportional to 84,913.70, 127,370.40 and 22,584.20

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Solution

The fourth proportional to 84,913.70, 127,370.40 and 22,584.20 is: 33,876.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,913.70 : 127,370.40 = 22,584.20 : x
  2. Step 2: Convert to fraction form
    84,913.70/127,370.40 = 22,584.20/x
  3. Step 3: Cross multiply
    84,913.70x = 127,370.40 × 22,584.20
  4. Step 4: Simplify right side
    84,913.70x = 2,876,558,587.68
  5. Step 5: Solve for x
    x = 2,876,558,587.68/84,913.70
  6. Step 6: Final answer
    x = 33,876.26

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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.