Home / 150,200.20-207,273.18-82,215.52

Finding the Fourth Proportional to 150,200.20, 207,273.18 and 82,215.52

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Solution

The fourth proportional to 150,200.20, 207,273.18 and 82,215.52 is: 113,455.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,200.20 : 207,273.18 = 82,215.52 : x
  2. Step 2: Convert to fraction form
    150,200.20/207,273.18 = 82,215.52/x
  3. Step 3: Cross multiply
    150,200.20x = 207,273.18 × 82,215.52
  4. Step 4: Simplify right side
    150,200.20x = 17,041,072,275.75
  5. Step 5: Solve for x
    x = 17,041,072,275.75/150,200.20
  6. Step 6: Final answer
    x = 113,455.72

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