Home / 150,445.58-207,617.46-82,461.20

Finding the Fourth Proportional to 150,445.58, 207,617.46 and 82,461.20

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Solution

The fourth proportional to 150,445.58, 207,617.46 and 82,461.20 is: 113,797.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,445.58 : 207,617.46 = 82,461.20 : x
  2. Step 2: Convert to fraction form
    150,445.58/207,617.46 = 82,461.20/x
  3. Step 3: Cross multiply
    150,445.58x = 207,617.46 × 82,461.20
  4. Step 4: Simplify right side
    150,445.58x = 17,120,384,892.55
  5. Step 5: Solve for x
    x = 17,120,384,892.55/150,445.58
  6. Step 6: Final answer
    x = 113,797.86

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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.