Home / 84,205.44-126,286.56-25,025.76

Finding the Fourth Proportional to 84,205.44, 126,286.56 and 25,025.76

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Solution

The fourth proportional to 84,205.44, 126,286.56 and 25,025.76 is: 37,532.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,205.44 : 126,286.56 = 25,025.76 : x
  2. Step 2: Convert to fraction form
    84,205.44/126,286.56 = 25,025.76/x
  3. Step 3: Cross multiply
    84,205.44x = 126,286.56 × 25,025.76
  4. Step 4: Simplify right side
    84,205.44x = 3,160,417,141.79
  5. Step 5: Solve for x
    x = 3,160,417,141.79/84,205.44
  6. Step 6: Final answer
    x = 37,532.22

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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.