Home / 132,228.25-198,254.39-68,226.30

Finding the Fourth Proportional to 132,228.25, 198,254.39 and 68,226.30

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Solution

The fourth proportional to 132,228.25, 198,254.39 and 68,226.30 is: 102,294.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,228.25 : 198,254.39 = 68,226.30 : x
  2. Step 2: Convert to fraction form
    132,228.25/198,254.39 = 68,226.30/x
  3. Step 3: Cross multiply
    132,228.25x = 198,254.39 × 68,226.30
  4. Step 4: Simplify right side
    132,228.25x = 13,526,163,147.33
  5. Step 5: Solve for x
    x = 13,526,163,147.33/132,228.25
  6. Step 6: Final answer
    x = 102,294.05

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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.