Home / 150,324.18-207,439.34-82,337.64

Finding the Fourth Proportional to 150,324.18, 207,439.34 and 82,337.64

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Solution

The fourth proportional to 150,324.18, 207,439.34 and 82,337.64 is: 113,621.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,324.18 : 207,439.34 = 82,337.64 : x
  2. Step 2: Convert to fraction form
    150,324.18/207,439.34 = 82,337.64/x
  3. Step 3: Cross multiply
    150,324.18x = 207,439.34 × 82,337.64
  4. Step 4: Simplify right side
    150,324.18x = 17,080,064,661.56
  5. Step 5: Solve for x
    x = 17,080,064,661.56/150,324.18
  6. Step 6: Final answer
    x = 113,621.54

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1.5x scale

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.