Home / 86,161.06-129,054.48-41,694.52

Finding the Fourth Proportional to 86,161.06, 129,054.48 and 41,694.52

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Solution

The fourth proportional to 86,161.06, 129,054.48 and 41,694.52 is: 62,451.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,161.06 : 129,054.48 = 41,694.52 : x
  2. Step 2: Convert to fraction form
    86,161.06/129,054.48 = 41,694.52/x
  3. Step 3: Cross multiply
    86,161.06x = 129,054.48 × 41,694.52
  4. Step 4: Simplify right side
    86,161.06x = 5,380,864,597.45
  5. Step 5: Solve for x
    x = 5,380,864,597.45/86,161.06
  6. Step 6: Final answer
    x = 62,451.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.