Home / 254,516.20-381,774.30-148,082.20

Finding the Fourth Proportional to 254,516.20, 381,774.30 and 148,082.20

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Solution

The fourth proportional to 254,516.20, 381,774.30 and 148,082.20 is: 222,123.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,516.20 : 381,774.30 = 148,082.20 : x
  2. Step 2: Convert to fraction form
    254,516.20/381,774.30 = 148,082.20/x
  3. Step 3: Cross multiply
    254,516.20x = 381,774.30 × 148,082.20
  4. Step 4: Simplify right side
    254,516.20x = 56,533,978,247.46
  5. Step 5: Solve for x
    x = 56,533,978,247.46/254,516.20
  6. Step 6: Final answer
    x = 222,123.30

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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.