Home / 134,738.60-202,107.90-92,748.20

Finding the Fourth Proportional to 134,738.60, 202,107.90 and 92,748.20

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Solution

The fourth proportional to 134,738.60, 202,107.90 and 92,748.20 is: 139,122.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,738.60 : 202,107.90 = 92,748.20 : x
  2. Step 2: Convert to fraction form
    134,738.60/202,107.90 = 92,748.20/x
  3. Step 3: Cross multiply
    134,738.60x = 202,107.90 × 92,748.20
  4. Step 4: Simplify right side
    134,738.60x = 18,745,143,930.78
  5. Step 5: Solve for x
    x = 18,745,143,930.78/134,738.60
  6. Step 6: Final answer
    x = 139,122.30

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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.