Home / 115,192.26-158,951.16-64,192.50

Finding the Fourth Proportional to 115,192.26, 158,951.16 and 64,192.50

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Solution

The fourth proportional to 115,192.26, 158,951.16 and 64,192.50 is: 88,577.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,192.26 : 158,951.16 = 64,192.50 : x
  2. Step 2: Convert to fraction form
    115,192.26/158,951.16 = 64,192.50/x
  3. Step 3: Cross multiply
    115,192.26x = 158,951.16 × 64,192.50
  4. Step 4: Simplify right side
    115,192.26x = 10,203,472,338.30
  5. Step 5: Solve for x
    x = 10,203,472,338.30/115,192.26
  6. Step 6: Final answer
    x = 88,577.76

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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.