Home / 77,095.36-115,564.27-43,744.97

Finding the Fourth Proportional to 77,095.36, 115,564.27 and 43,744.97

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Solution

The fourth proportional to 77,095.36, 115,564.27 and 43,744.97 is: 65,572.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,095.36 : 115,564.27 = 43,744.97 : x
  2. Step 2: Convert to fraction form
    77,095.36/115,564.27 = 43,744.97/x
  3. Step 3: Cross multiply
    77,095.36x = 115,564.27 × 43,744.97
  4. Step 4: Simplify right side
    77,095.36x = 5,055,355,524.22
  5. Step 5: Solve for x
    x = 5,055,355,524.22/77,095.36
  6. Step 6: Final answer
    x = 65,572.76

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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.