Home / 115,073.30-158,797.94-64,086.02

Finding the Fourth Proportional to 115,073.30, 158,797.94 and 64,086.02

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Solution

The fourth proportional to 115,073.30, 158,797.94 and 64,086.02 is: 88,436.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,073.30 : 158,797.94 = 64,086.02 : x
  2. Step 2: Convert to fraction form
    115,073.30/158,797.94 = 64,086.02/x
  3. Step 3: Cross multiply
    115,073.30x = 158,797.94 × 64,086.02
  4. Step 4: Simplify right side
    115,073.30x = 10,176,727,680.19
  5. Step 5: Solve for x
    x = 10,176,727,680.19/115,073.30
  6. Step 6: Final answer
    x = 88,436.91

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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.