Home / 113,827.20-170,395.20-101,385.60

Finding the Fourth Proportional to 113,827.20, 170,395.20 and 101,385.60

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Solution

The fourth proportional to 113,827.20, 170,395.20 and 101,385.60 is: 151,770.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,827.20 : 170,395.20 = 101,385.60 : x
  2. Step 2: Convert to fraction form
    113,827.20/170,395.20 = 101,385.60/x
  3. Step 3: Cross multiply
    113,827.20x = 170,395.20 × 101,385.60
  4. Step 4: Simplify right side
    113,827.20x = 17,275,619,589.12
  5. Step 5: Solve for x
    x = 17,275,619,589.12/113,827.20
  6. Step 6: Final answer
    x = 151,770.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.