Home / 52,146.45-78,190.52-17,083.17

Finding the Fourth Proportional to 52,146.45, 78,190.52 and 17,083.17

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Solution

The fourth proportional to 52,146.45, 78,190.52 and 17,083.17 is: 25,615.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,146.45 : 78,190.52 = 17,083.17 : x
  2. Step 2: Convert to fraction form
    52,146.45/78,190.52 = 17,083.17/x
  3. Step 3: Cross multiply
    52,146.45x = 78,190.52 × 17,083.17
  4. Step 4: Simplify right side
    52,146.45x = 1,335,741,860.13
  5. Step 5: Solve for x
    x = 1,335,741,860.13/52,146.45
  6. Step 6: Final answer
    x = 25,615.20

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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.