Home / 119,135.57-179,540.06-107,304.17

Finding the Fourth Proportional to 119,135.57, 179,540.06 and 107,304.17

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Solution

The fourth proportional to 119,135.57, 179,540.06 and 107,304.17 is: 161,709.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,135.57 : 179,540.06 = 107,304.17 : x
  2. Step 2: Convert to fraction form
    119,135.57/179,540.06 = 107,304.17/x
  3. Step 3: Cross multiply
    119,135.57x = 179,540.06 × 107,304.17
  4. Step 4: Simplify right side
    119,135.57x = 19,265,397,837.16
  5. Step 5: Solve for x
    x = 19,265,397,837.16/119,135.57
  6. Step 6: Final answer
    x = 161,709.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.