Home / 138,773.36-208,165.80-44,001.44

Finding the Fourth Proportional to 138,773.36, 208,165.80 and 44,001.44

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Solution

The fourth proportional to 138,773.36, 208,165.80 and 44,001.44 is: 66,003.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,773.36 : 208,165.80 = 44,001.44 : x
  2. Step 2: Convert to fraction form
    138,773.36/208,165.80 = 44,001.44/x
  3. Step 3: Cross multiply
    138,773.36x = 208,165.80 × 44,001.44
  4. Step 4: Simplify right side
    138,773.36x = 9,159,594,958.75
  5. Step 5: Solve for x
    x = 9,159,594,958.75/138,773.36
  6. Step 6: Final answer
    x = 66,003.99

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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.