Home / 112,252.89-154,912.62-63,853.56

Finding the Fourth Proportional to 112,252.89, 154,912.62 and 63,853.56

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Solution

The fourth proportional to 112,252.89, 154,912.62 and 63,853.56 is: 88,119.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,252.89 : 154,912.62 = 63,853.56 : x
  2. Step 2: Convert to fraction form
    112,252.89/154,912.62 = 63,853.56/x
  3. Step 3: Cross multiply
    112,252.89x = 154,912.62 × 63,853.56
  4. Step 4: Simplify right side
    112,252.89x = 9,891,722,275.93
  5. Step 5: Solve for x
    x = 9,891,722,275.93/112,252.89
  6. Step 6: Final answer
    x = 88,119.98

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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.