Home / 134,147.07-185,110.92-73,717.02

Finding the Fourth Proportional to 134,147.07, 185,110.92 and 73,717.02

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Solution

The fourth proportional to 134,147.07, 185,110.92 and 73,717.02 is: 101,722.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,147.07 : 185,110.92 = 73,717.02 : x
  2. Step 2: Convert to fraction form
    134,147.07/185,110.92 = 73,717.02/x
  3. Step 3: Cross multiply
    134,147.07x = 185,110.92 × 73,717.02
  4. Step 4: Simplify right side
    134,147.07x = 13,645,825,391.86
  5. Step 5: Solve for x
    x = 13,645,825,391.86/134,147.07
  6. Step 6: Final answer
    x = 101,722.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.