Home / 86,092.88-129,146.60-23,763.38

Finding the Fourth Proportional to 86,092.88, 129,146.60 and 23,763.38

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Solution

The fourth proportional to 86,092.88, 129,146.60 and 23,763.38 is: 35,647.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,092.88 : 129,146.60 = 23,763.38 : x
  2. Step 2: Convert to fraction form
    86,092.88/129,146.60 = 23,763.38/x
  3. Step 3: Cross multiply
    86,092.88x = 129,146.60 × 23,763.38
  4. Step 4: Simplify right side
    86,092.88x = 3,068,959,145.18
  5. Step 5: Solve for x
    x = 3,068,959,145.18/86,092.88
  6. Step 6: Final answer
    x = 35,647.07

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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.