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Finding the Fourth Proportional to 84,676.91, 127,023.86 and 22,347.41

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Solution

The fourth proportional to 84,676.91, 127,023.86 and 22,347.41 is: 33,523.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,676.91 : 127,023.86 = 22,347.41 : x
  2. Step 2: Convert to fraction form
    84,676.91/127,023.86 = 22,347.41/x
  3. Step 3: Cross multiply
    84,676.91x = 127,023.86 × 22,347.41
  4. Step 4: Simplify right side
    84,676.91x = 2,838,653,699.95
  5. Step 5: Solve for x
    x = 2,838,653,699.95/84,676.91
  6. Step 6: Final answer
    x = 33,523.35

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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.