Home / 84,827.26-127,221.45-38,093.50

Finding the Fourth Proportional to 84,827.26, 127,221.45 and 38,093.50

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Solution

The fourth proportional to 84,827.26, 127,221.45 and 38,093.50 is: 57,131.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,827.26 : 127,221.45 = 38,093.50 : x
  2. Step 2: Convert to fraction form
    84,827.26/127,221.45 = 38,093.50/x
  3. Step 3: Cross multiply
    84,827.26x = 127,221.45 × 38,093.50
  4. Step 4: Simplify right side
    84,827.26x = 4,846,310,305.58
  5. Step 5: Solve for x
    x = 4,846,310,305.58/84,827.26
  6. Step 6: Final answer
    x = 57,131.52

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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.