Home / 178,276.20-267,414.30-143,284.20

Finding the Fourth Proportional to 178,276.20, 267,414.30 and 143,284.20

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Solution

The fourth proportional to 178,276.20, 267,414.30 and 143,284.20 is: 214,926.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,276.20 : 267,414.30 = 143,284.20 : x
  2. Step 2: Convert to fraction form
    178,276.20/267,414.30 = 143,284.20/x
  3. Step 3: Cross multiply
    178,276.20x = 267,414.30 × 143,284.20
  4. Step 4: Simplify right side
    178,276.20x = 38,316,244,044.06
  5. Step 5: Solve for x
    x = 38,316,244,044.06/178,276.20
  6. Step 6: Final answer
    x = 214,926.30

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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.