Home / 230,095.08-345,225.68-80,357.46

Finding the Fourth Proportional to 230,095.08, 345,225.68 and 80,357.46

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Solution

The fourth proportional to 230,095.08, 345,225.68 and 80,357.46 is: 120,565.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,095.08 : 345,225.68 = 80,357.46 : x
  2. Step 2: Convert to fraction form
    230,095.08/345,225.68 = 80,357.46/x
  3. Step 3: Cross multiply
    230,095.08x = 345,225.68 × 80,357.46
  4. Step 4: Simplify right side
    230,095.08x = 27,741,458,369.79
  5. Step 5: Solve for x
    x = 27,741,458,369.79/230,095.08
  6. Step 6: Final answer
    x = 120,565.20

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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.