Home / 227,560.20-341,340.30-143,579.40

Finding the Fourth Proportional to 227,560.20, 341,340.30 and 143,579.40

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Solution

The fourth proportional to 227,560.20, 341,340.30 and 143,579.40 is: 215,369.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,560.20 : 341,340.30 = 143,579.40 : x
  2. Step 2: Convert to fraction form
    227,560.20/341,340.30 = 143,579.40/x
  3. Step 3: Cross multiply
    227,560.20x = 341,340.30 × 143,579.40
  4. Step 4: Simplify right side
    227,560.20x = 49,009,435,469.82
  5. Step 5: Solve for x
    x = 49,009,435,469.82/227,560.20
  6. Step 6: Final answer
    x = 215,369.10

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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.