Home / 134,257.80-185,229.62-83,252.20

Finding the Fourth Proportional to 134,257.80, 185,229.62 and 83,252.20

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Solution

The fourth proportional to 134,257.80, 185,229.62 and 83,252.20 is: 114,859.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,257.80 : 185,229.62 = 83,252.20 : x
  2. Step 2: Convert to fraction form
    134,257.80/185,229.62 = 83,252.20/x
  3. Step 3: Cross multiply
    134,257.80x = 185,229.62 × 83,252.20
  4. Step 4: Simplify right side
    134,257.80x = 15,420,773,370.16
  5. Step 5: Solve for x
    x = 15,420,773,370.16/134,257.80
  6. Step 6: Final answer
    x = 114,859.42

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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.