Home / 134,488.20-185,420.28-110,198.86

Finding the Fourth Proportional to 134,488.20, 185,420.28 and 110,198.86

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Solution

The fourth proportional to 134,488.20, 185,420.28 and 110,198.86 is: 151,932.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,488.20 : 185,420.28 = 110,198.86 : x
  2. Step 2: Convert to fraction form
    134,488.20/185,420.28 = 110,198.86/x
  3. Step 3: Cross multiply
    134,488.20x = 185,420.28 × 110,198.86
  4. Step 4: Simplify right side
    134,488.20x = 20,433,103,476.88
  5. Step 5: Solve for x
    x = 20,433,103,476.88/134,488.20
  6. Step 6: Final answer
    x = 151,932.31

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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.