Home / 230,589.18-345,821.85-88,403.58

Finding the Fourth Proportional to 230,589.18, 345,821.85 and 88,403.58

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Solution

The fourth proportional to 230,589.18, 345,821.85 and 88,403.58 is: 132,581.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,589.18 : 345,821.85 = 88,403.58 : x
  2. Step 2: Convert to fraction form
    230,589.18/345,821.85 = 88,403.58/x
  3. Step 3: Cross multiply
    230,589.18x = 345,821.85 × 88,403.58
  4. Step 4: Simplify right side
    230,589.18x = 30,571,889,582.22
  5. Step 5: Solve for x
    x = 30,571,889,582.22/230,589.18
  6. Step 6: Final answer
    x = 132,581.63

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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.