Home / 86,084.19-129,133.71-23,754.69

Finding the Fourth Proportional to 86,084.19, 129,133.71 and 23,754.69

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Solution

The fourth proportional to 86,084.19, 129,133.71 and 23,754.69 is: 35,634.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,084.19 : 129,133.71 = 23,754.69 : x
  2. Step 2: Convert to fraction form
    86,084.19/129,133.71 = 23,754.69/x
  3. Step 3: Cross multiply
    86,084.19x = 129,133.71 × 23,754.69
  4. Step 4: Simplify right side
    86,084.19x = 3,067,531,249.60
  5. Step 5: Solve for x
    x = 3,067,531,249.60/86,084.19
  6. Step 6: Final answer
    x = 35,634.08

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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.