Home / 134,134.26-185,105.23-73,708.80

Finding the Fourth Proportional to 134,134.26, 185,105.23 and 73,708.80

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Solution

The fourth proportional to 134,134.26, 185,105.23 and 73,708.80 is: 101,718.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,134.26 : 185,105.23 = 73,708.80 : x
  2. Step 2: Convert to fraction form
    134,134.26/185,105.23 = 73,708.80/x
  3. Step 3: Cross multiply
    134,134.26x = 185,105.23 × 73,708.80
  4. Step 4: Simplify right side
    134,134.26x = 13,643,885,163.30
  5. Step 5: Solve for x
    x = 13,643,885,163.30/134,134.26
  6. Step 6: Final answer
    x = 101,718.12

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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.