Home / 45,862.20-68,793.30-27,430.20

Finding the Fourth Proportional to 45,862.20, 68,793.30 and 27,430.20

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Solution

The fourth proportional to 45,862.20, 68,793.30 and 27,430.20 is: 41,145.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,862.20 : 68,793.30 = 27,430.20 : x
  2. Step 2: Convert to fraction form
    45,862.20/68,793.30 = 27,430.20/x
  3. Step 3: Cross multiply
    45,862.20x = 68,793.30 × 27,430.20
  4. Step 4: Simplify right side
    45,862.20x = 1,887,013,977.66
  5. Step 5: Solve for x
    x = 1,887,013,977.66/45,862.20
  6. Step 6: Final answer
    x = 41,145.30

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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.