Home / 52,246.30-78,361.33-17,185.70

Finding the Fourth Proportional to 52,246.30, 78,361.33 and 17,185.70

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Solution

The fourth proportional to 52,246.30, 78,361.33 and 17,185.70 is: 25,775.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,246.30 : 78,361.33 = 17,185.70 : x
  2. Step 2: Convert to fraction form
    52,246.30/78,361.33 = 17,185.70/x
  3. Step 3: Cross multiply
    52,246.30x = 78,361.33 × 17,185.70
  4. Step 4: Simplify right side
    52,246.30x = 1,346,694,308.98
  5. Step 5: Solve for x
    x = 1,346,694,308.98/52,246.30
  6. Step 6: Final answer
    x = 25,775.88

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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.