Home / 230,113.10-345,193.20-88,077.71

Finding the Fourth Proportional to 230,113.10, 345,193.20 and 88,077.71

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Solution

The fourth proportional to 230,113.10, 345,193.20 and 88,077.71 is: 132,125.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,113.10 : 345,193.20 = 88,077.71 : x
  2. Step 2: Convert to fraction form
    230,113.10/345,193.20 = 88,077.71/x
  3. Step 3: Cross multiply
    230,113.10x = 345,193.20 × 88,077.71
  4. Step 4: Simplify right side
    230,113.10x = 30,403,826,563.57
  5. Step 5: Solve for x
    x = 30,403,826,563.57/230,113.10
  6. Step 6: Final answer
    x = 132,125.58

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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.