Home / 134,140.20-201,210.30-132,171.90

Finding the Fourth Proportional to 134,140.20, 201,210.30 and 132,171.90

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Solution

The fourth proportional to 134,140.20, 201,210.30 and 132,171.90 is: 198,257.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,140.20 : 201,210.30 = 132,171.90 : x
  2. Step 2: Convert to fraction form
    134,140.20/201,210.30 = 132,171.90/x
  3. Step 3: Cross multiply
    134,140.20x = 201,210.30 × 132,171.90
  4. Step 4: Simplify right side
    134,140.20x = 26,594,347,650.57
  5. Step 5: Solve for x
    x = 26,594,347,650.57/134,140.20
  6. Step 6: Final answer
    x = 198,257.85

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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.