Home / 272,025.30-408,095.55-82,470.10

Finding the Fourth Proportional to 272,025.30, 408,095.55 and 82,470.10

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Solution

The fourth proportional to 272,025.30, 408,095.55 and 82,470.10 is: 123,722.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,025.30 : 408,095.55 = 82,470.10 : x
  2. Step 2: Convert to fraction form
    272,025.30/408,095.55 = 82,470.10/x
  3. Step 3: Cross multiply
    272,025.30x = 408,095.55 × 82,470.10
  4. Step 4: Simplify right side
    272,025.30x = 33,655,680,818.06
  5. Step 5: Solve for x
    x = 33,655,680,818.06/272,025.30
  6. Step 6: Final answer
    x = 123,722.61

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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.