Home / 84,713.32-127,086.54-25,553.80

Finding the Fourth Proportional to 84,713.32, 127,086.54 and 25,553.80

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Solution

The fourth proportional to 84,713.32, 127,086.54 and 25,553.80 is: 38,335.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,713.32 : 127,086.54 = 25,553.80 : x
  2. Step 2: Convert to fraction form
    84,713.32/127,086.54 = 25,553.80/x
  3. Step 3: Cross multiply
    84,713.32x = 127,086.54 × 25,553.80
  4. Step 4: Simplify right side
    84,713.32x = 3,247,544,025.85
  5. Step 5: Solve for x
    x = 3,247,544,025.85/84,713.32
  6. Step 6: Final answer
    x = 38,335.70

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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.