Home / 134,137.20-185,098.26-73,704.72

Finding the Fourth Proportional to 134,137.20, 185,098.26 and 73,704.72

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Solution

The fourth proportional to 134,137.20, 185,098.26 and 73,704.72 is: 101,706.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,137.20 : 185,098.26 = 73,704.72 : x
  2. Step 2: Convert to fraction form
    134,137.20/185,098.26 = 73,704.72/x
  3. Step 3: Cross multiply
    134,137.20x = 185,098.26 × 73,704.72
  4. Step 4: Simplify right side
    134,137.20x = 13,642,615,425.79
  5. Step 5: Solve for x
    x = 13,642,615,425.79/134,137.20
  6. Step 6: Final answer
    x = 101,706.43

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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.