Home / 73,942.69-110,862.09-25,899.54

Finding the Fourth Proportional to 73,942.69, 110,862.09 and 25,899.54

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Solution

The fourth proportional to 73,942.69, 110,862.09 and 25,899.54 is: 38,831.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,942.69 : 110,862.09 = 25,899.54 : x
  2. Step 2: Convert to fraction form
    73,942.69/110,862.09 = 25,899.54/x
  3. Step 3: Cross multiply
    73,942.69x = 110,862.09 × 25,899.54
  4. Step 4: Simplify right side
    73,942.69x = 2,871,277,134.44
  5. Step 5: Solve for x
    x = 2,871,277,134.44/73,942.69
  6. Step 6: Final answer
    x = 38,831.12

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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.