Home / 84,140.37-126,209.34-25,016.04

Finding the Fourth Proportional to 84,140.37, 126,209.34 and 25,016.04

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Solution

The fourth proportional to 84,140.37, 126,209.34 and 25,016.04 is: 37,523.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,140.37 : 126,209.34 = 25,016.04 : x
  2. Step 2: Convert to fraction form
    84,140.37/126,209.34 = 25,016.04/x
  3. Step 3: Cross multiply
    84,140.37x = 126,209.34 × 25,016.04
  4. Step 4: Simplify right side
    84,140.37x = 3,157,257,897.81
  5. Step 5: Solve for x
    x = 3,157,257,897.81/84,140.37
  6. Step 6: Final answer
    x = 37,523.70

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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.