Home / 267,719.20-369,459.60-146,865.76

Finding the Fourth Proportional to 267,719.20, 369,459.60 and 146,865.76

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Solution

The fourth proportional to 267,719.20, 369,459.60 and 146,865.76 is: 202,678.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,719.20 : 369,459.60 = 146,865.76 : x
  2. Step 2: Convert to fraction form
    267,719.20/369,459.60 = 146,865.76/x
  3. Step 3: Cross multiply
    267,719.20x = 369,459.60 × 146,865.76
  4. Step 4: Simplify right side
    267,719.20x = 54,260,964,943.30
  5. Step 5: Solve for x
    x = 54,260,964,943.30/267,719.20
  6. Step 6: Final answer
    x = 202,678.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.