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Finding the Fourth Proportional to 84,339.88, 116,388.82 and 48,041.32

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Solution

The fourth proportional to 84,339.88, 116,388.82 and 48,041.32 is: 66,296.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,339.88 : 116,388.82 = 48,041.32 : x
  2. Step 2: Convert to fraction form
    84,339.88/116,388.82 = 48,041.32/x
  3. Step 3: Cross multiply
    84,339.88x = 116,388.82 × 48,041.32
  4. Step 4: Simplify right side
    84,339.88x = 5,591,472,546.04
  5. Step 5: Solve for x
    x = 5,591,472,546.04/84,339.88
  6. Step 6: Final answer
    x = 66,296.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.