Home / 82,255.48-123,434-32,326.80

Finding the Fourth Proportional to 82,255.48, 123,434 and 32,326.80

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Solution

The fourth proportional to 82,255.48, 123,434 and 32,326.80 is: 48,510.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,255.48 : 123,434 = 32,326.80 : x
  2. Step 2: Convert to fraction form
    82,255.48/123,434 = 32,326.80/x
  3. Step 3: Cross multiply
    82,255.48x = 123,434 × 32,326.80
  4. Step 4: Simplify right side
    82,255.48x = 3,990,226,231.20
  5. Step 5: Solve for x
    x = 3,990,226,231.20/82,255.48
  6. Step 6: Final answer
    x = 48,510.16

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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.