Home / 247,181.28-370,882.20-113,990.04

Finding the Fourth Proportional to 247,181.28, 370,882.20 and 113,990.04

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Solution

The fourth proportional to 247,181.28, 370,882.20 and 113,990.04 is: 171,035.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,181.28 : 370,882.20 = 113,990.04 : x
  2. Step 2: Convert to fraction form
    247,181.28/370,882.20 = 113,990.04/x
  3. Step 3: Cross multiply
    247,181.28x = 370,882.20 × 113,990.04
  4. Step 4: Simplify right side
    247,181.28x = 42,276,876,813.29
  5. Step 5: Solve for x
    x = 42,276,876,813.29/247,181.28
  6. Step 6: Final answer
    x = 171,035.92

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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.