Home / 77,259.36-115,741.92-44,002.38

Finding the Fourth Proportional to 77,259.36, 115,741.92 and 44,002.38

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Solution

The fourth proportional to 77,259.36, 115,741.92 and 44,002.38 is: 65,919.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,259.36 : 115,741.92 = 44,002.38 : x
  2. Step 2: Convert to fraction form
    77,259.36/115,741.92 = 44,002.38/x
  3. Step 3: Cross multiply
    77,259.36x = 115,741.92 × 44,002.38
  4. Step 4: Simplify right side
    77,259.36x = 5,092,919,945.77
  5. Step 5: Solve for x
    x = 5,092,919,945.77/77,259.36
  6. Step 6: Final answer
    x = 65,919.78

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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.