Home / 84,258.06-126,426.15-36,866.90

Finding the Fourth Proportional to 84,258.06, 126,426.15 and 36,866.90

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Solution

The fourth proportional to 84,258.06, 126,426.15 and 36,866.90 is: 55,317.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,258.06 : 126,426.15 = 36,866.90 : x
  2. Step 2: Convert to fraction form
    84,258.06/126,426.15 = 36,866.90/x
  3. Step 3: Cross multiply
    84,258.06x = 126,426.15 × 36,866.90
  4. Step 4: Simplify right side
    84,258.06x = 4,660,940,229.44
  5. Step 5: Solve for x
    x = 4,660,940,229.44/84,258.06
  6. Step 6: Final answer
    x = 55,317.44

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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.