Home / 84,863.16-127,221.84-32,310.36

Finding the Fourth Proportional to 84,863.16, 127,221.84 and 32,310.36

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Solution

The fourth proportional to 84,863.16, 127,221.84 and 32,310.36 is: 48,437.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,863.16 : 127,221.84 = 32,310.36 : x
  2. Step 2: Convert to fraction form
    84,863.16/127,221.84 = 32,310.36/x
  3. Step 3: Cross multiply
    84,863.16x = 127,221.84 × 32,310.36
  4. Step 4: Simplify right side
    84,863.16x = 4,110,583,450.26
  5. Step 5: Solve for x
    x = 4,110,583,450.26/84,863.16
  6. Step 6: Final answer
    x = 48,437.78

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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.