Home / 82,035.09-123,053.16-22,871.28

Finding the Fourth Proportional to 82,035.09, 123,053.16 and 22,871.28

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Solution

The fourth proportional to 82,035.09, 123,053.16 and 22,871.28 is: 34,307.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,035.09 : 123,053.16 = 22,871.28 : x
  2. Step 2: Convert to fraction form
    82,035.09/123,053.16 = 22,871.28/x
  3. Step 3: Cross multiply
    82,035.09x = 123,053.16 × 22,871.28
  4. Step 4: Simplify right side
    82,035.09x = 2,814,383,277.24
  5. Step 5: Solve for x
    x = 2,814,383,277.24/82,035.09
  6. Step 6: Final answer
    x = 34,307.07

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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.