Home / 84,205.38-126,308.20-25,041.62

Finding the Fourth Proportional to 84,205.38, 126,308.20 and 25,041.62

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Solution

The fourth proportional to 84,205.38, 126,308.20 and 25,041.62 is: 37,562.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,205.38 : 126,308.20 = 25,041.62 : x
  2. Step 2: Convert to fraction form
    84,205.38/126,308.20 = 25,041.62/x
  3. Step 3: Cross multiply
    84,205.38x = 126,308.20 × 25,041.62
  4. Step 4: Simplify right side
    84,205.38x = 3,162,961,947.28
  5. Step 5: Solve for x
    x = 3,162,961,947.28/84,205.38
  6. Step 6: Final answer
    x = 37,562.47

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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.