Home / 134,143.20-201,214.80-132,174.90

Finding the Fourth Proportional to 134,143.20, 201,214.80 and 132,174.90

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Solution

The fourth proportional to 134,143.20, 201,214.80 and 132,174.90 is: 198,262.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,143.20 : 201,214.80 = 132,174.90 : x
  2. Step 2: Convert to fraction form
    134,143.20/201,214.80 = 132,174.90/x
  3. Step 3: Cross multiply
    134,143.20x = 201,214.80 × 132,174.90
  4. Step 4: Simplify right side
    134,143.20x = 26,595,546,068.52
  5. Step 5: Solve for x
    x = 26,595,546,068.52/134,143.20
  6. Step 6: Final answer
    x = 198,262.35

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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.