Home / 132,394.32-198,439.24-61,167.33

Finding the Fourth Proportional to 132,394.32, 198,439.24 and 61,167.33

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Solution

The fourth proportional to 132,394.32, 198,439.24 and 61,167.33 is: 91,680.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,394.32 : 198,439.24 = 61,167.33 : x
  2. Step 2: Convert to fraction form
    132,394.32/198,439.24 = 61,167.33/x
  3. Step 3: Cross multiply
    132,394.32x = 198,439.24 × 61,167.33
  4. Step 4: Simplify right side
    132,394.32x = 12,137,998,172.19
  5. Step 5: Solve for x
    x = 12,137,998,172.19/132,394.32
  6. Step 6: Final answer
    x = 91,680.66

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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.