Home / 134,272.10-185,291.79-73,842.72

Finding the Fourth Proportional to 134,272.10, 185,291.79 and 73,842.72

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Solution

The fourth proportional to 134,272.10, 185,291.79 and 73,842.72 is: 101,900.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,272.10 : 185,291.79 = 73,842.72 : x
  2. Step 2: Convert to fraction form
    134,272.10/185,291.79 = 73,842.72/x
  3. Step 3: Cross multiply
    134,272.10x = 185,291.79 × 73,842.72
  4. Step 4: Simplify right side
    134,272.10x = 13,682,449,767.27
  5. Step 5: Solve for x
    x = 13,682,449,767.27/134,272.10
  6. Step 6: Final answer
    x = 101,900.92

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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.