Home / 150,261.90-207,352.24-82,279.68

Finding the Fourth Proportional to 150,261.90, 207,352.24 and 82,279.68

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Solution

The fourth proportional to 150,261.90, 207,352.24 and 82,279.68 is: 113,540.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,261.90 : 207,352.24 = 82,279.68 : x
  2. Step 2: Convert to fraction form
    150,261.90/207,352.24 = 82,279.68/x
  3. Step 3: Cross multiply
    150,261.90x = 207,352.24 × 82,279.68
  4. Step 4: Simplify right side
    150,261.90x = 17,060,875,954.48
  5. Step 5: Solve for x
    x = 17,060,875,954.48/150,261.90
  6. Step 6: Final answer
    x = 113,540.93

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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.