Home / 45,830.20-68,745.30-27,398.20

Finding the Fourth Proportional to 45,830.20, 68,745.30 and 27,398.20

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Solution

The fourth proportional to 45,830.20, 68,745.30 and 27,398.20 is: 41,097.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,830.20 : 68,745.30 = 27,398.20 : x
  2. Step 2: Convert to fraction form
    45,830.20/68,745.30 = 27,398.20/x
  3. Step 3: Cross multiply
    45,830.20x = 68,745.30 × 27,398.20
  4. Step 4: Simplify right side
    45,830.20x = 1,883,497,478.46
  5. Step 5: Solve for x
    x = 1,883,497,478.46/45,830.20
  6. Step 6: Final answer
    x = 41,097.30

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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.