Home / 150,231.64-207,319.73-82,253.02

Finding the Fourth Proportional to 150,231.64, 207,319.73 and 82,253.02

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Solution

The fourth proportional to 150,231.64, 207,319.73 and 82,253.02 is: 113,509.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,231.64 : 207,319.73 = 82,253.02 : x
  2. Step 2: Convert to fraction form
    150,231.64/207,319.73 = 82,253.02/x
  3. Step 3: Cross multiply
    150,231.64x = 207,319.73 × 82,253.02
  4. Step 4: Simplify right side
    150,231.64x = 17,052,673,898.08
  5. Step 5: Solve for x
    x = 17,052,673,898.08/150,231.64
  6. Step 6: Final answer
    x = 113,509.20

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Why These Related Problems?

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