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Finding the Fourth Proportional to 84,796.52, 127,194.78 and 29,392.52

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Solution

The fourth proportional to 84,796.52, 127,194.78 and 29,392.52 is: 44,088.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,796.52 : 127,194.78 = 29,392.52 : x
  2. Step 2: Convert to fraction form
    84,796.52/127,194.78 = 29,392.52/x
  3. Step 3: Cross multiply
    84,796.52x = 127,194.78 × 29,392.52
  4. Step 4: Simplify right side
    84,796.52x = 3,738,575,115.05
  5. Step 5: Solve for x
    x = 3,738,575,115.05/84,796.52
  6. Step 6: Final answer
    x = 44,088.78

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1.5x scale

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.