Home / 230,329.86-345,331.10-88,055.18

Finding the Fourth Proportional to 230,329.86, 345,331.10 and 88,055.18

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Solution

The fourth proportional to 230,329.86, 345,331.10 and 88,055.18 is: 132,020.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,329.86 : 345,331.10 = 88,055.18 : x
  2. Step 2: Convert to fraction form
    230,329.86/345,331.10 = 88,055.18/x
  3. Step 3: Cross multiply
    230,329.86x = 345,331.10 × 88,055.18
  4. Step 4: Simplify right side
    230,329.86x = 30,408,192,170.10
  5. Step 5: Solve for x
    x = 30,408,192,170.10/230,329.86
  6. Step 6: Final answer
    x = 132,020.19

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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.