Home / 82,197.28-123,196.77-40,014.14

Finding the Fourth Proportional to 82,197.28, 123,196.77 and 40,014.14

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Solution

The fourth proportional to 82,197.28, 123,196.77 and 40,014.14 is: 59,972.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,197.28 : 123,196.77 = 40,014.14 : x
  2. Step 2: Convert to fraction form
    82,197.28/123,196.77 = 40,014.14/x
  3. Step 3: Cross multiply
    82,197.28x = 123,196.77 × 40,014.14
  4. Step 4: Simplify right side
    82,197.28x = 4,929,612,802.33
  5. Step 5: Solve for x
    x = 4,929,612,802.33/82,197.28
  6. Step 6: Final answer
    x = 59,972.94

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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.