Home / 84,824.80-127,310.10-37,512.70

Finding the Fourth Proportional to 84,824.80, 127,310.10 and 37,512.70

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Solution

The fourth proportional to 84,824.80, 127,310.10 and 37,512.70 is: 56,301.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,824.80 : 127,310.10 = 37,512.70 : x
  2. Step 2: Convert to fraction form
    84,824.80/127,310.10 = 37,512.70/x
  3. Step 3: Cross multiply
    84,824.80x = 127,310.10 × 37,512.70
  4. Step 4: Simplify right side
    84,824.80x = 4,775,745,588.27
  5. Step 5: Solve for x
    x = 4,775,745,588.27/84,824.80
  6. Step 6: Final answer
    x = 56,301.29

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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.