Home / 132,260.95-198,398.93-42,311.57

Finding the Fourth Proportional to 132,260.95, 198,398.93 and 42,311.57

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Solution

The fourth proportional to 132,260.95, 198,398.93 and 42,311.57 is: 63,469.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,260.95 : 198,398.93 = 42,311.57 : x
  2. Step 2: Convert to fraction form
    132,260.95/198,398.93 = 42,311.57/x
  3. Step 3: Cross multiply
    132,260.95x = 198,398.93 × 42,311.57
  4. Step 4: Simplify right side
    132,260.95x = 8,394,570,214.62
  5. Step 5: Solve for x
    x = 8,394,570,214.62/132,260.95
  6. Step 6: Final answer
    x = 63,469.76

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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.