Home / 171,474.35-236,750.09-107,041.69

Finding the Fourth Proportional to 171,474.35, 236,750.09 and 107,041.69

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Solution

The fourth proportional to 171,474.35, 236,750.09 and 107,041.69 is: 147,789.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,474.35 : 236,750.09 = 107,041.69 : x
  2. Step 2: Convert to fraction form
    171,474.35/236,750.09 = 107,041.69/x
  3. Step 3: Cross multiply
    171,474.35x = 236,750.09 × 107,041.69
  4. Step 4: Simplify right side
    171,474.35x = 25,342,128,022.29
  5. Step 5: Solve for x
    x = 25,342,128,022.29/171,474.35
  6. Step 6: Final answer
    x = 147,789.61

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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.