Home / 84,835.36-127,244.40-22,512.16

Finding the Fourth Proportional to 84,835.36, 127,244.40 and 22,512.16

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Solution

The fourth proportional to 84,835.36, 127,244.40 and 22,512.16 is: 33,765.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,835.36 : 127,244.40 = 22,512.16 : x
  2. Step 2: Convert to fraction form
    84,835.36/127,244.40 = 22,512.16/x
  3. Step 3: Cross multiply
    84,835.36x = 127,244.40 × 22,512.16
  4. Step 4: Simplify right side
    84,835.36x = 2,864,546,291.90
  5. Step 5: Solve for x
    x = 2,864,546,291.90/84,835.36
  6. Step 6: Final answer
    x = 33,765.95

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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.