Home / 130,203.26-179,659.24-75,767.61

Finding the Fourth Proportional to 130,203.26, 179,659.24 and 75,767.61

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Solution

The fourth proportional to 130,203.26, 179,659.24 and 75,767.61 is: 104,546.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,203.26 : 179,659.24 = 75,767.61 : x
  2. Step 2: Convert to fraction form
    130,203.26/179,659.24 = 75,767.61/x
  3. Step 3: Cross multiply
    130,203.26x = 179,659.24 × 75,767.61
  4. Step 4: Simplify right side
    130,203.26x = 13,612,351,229.22
  5. Step 5: Solve for x
    x = 13,612,351,229.22/130,203.26
  6. Step 6: Final answer
    x = 104,546.93

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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.