Home / 45,499.10-68,139.30-22,098.20

Finding the Fourth Proportional to 45,499.10, 68,139.30 and 22,098.20

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Solution

The fourth proportional to 45,499.10, 68,139.30 and 22,098.20 is: 33,094.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,499.10 : 68,139.30 = 22,098.20 : x
  2. Step 2: Convert to fraction form
    45,499.10/68,139.30 = 22,098.20/x
  3. Step 3: Cross multiply
    45,499.10x = 68,139.30 × 22,098.20
  4. Step 4: Simplify right side
    45,499.10x = 1,505,755,879.26
  5. Step 5: Solve for x
    x = 1,505,755,879.26/45,499.10
  6. Step 6: Final answer
    x = 33,094.19

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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.