Home / 138,777.39-208,170.05-44,008.02

Finding the Fourth Proportional to 138,777.39, 208,170.05 and 44,008.02

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Solution

The fourth proportional to 138,777.39, 208,170.05 and 44,008.02 is: 66,013.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,777.39 : 208,170.05 = 44,008.02 : x
  2. Step 2: Convert to fraction form
    138,777.39/208,170.05 = 44,008.02/x
  3. Step 3: Cross multiply
    138,777.39x = 208,170.05 × 44,008.02
  4. Step 4: Simplify right side
    138,777.39x = 9,161,151,503.76
  5. Step 5: Solve for x
    x = 9,161,151,503.76/138,777.39
  6. Step 6: Final answer
    x = 66,013.29

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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.