Home / 82,896.15-124,311.41-36,116.31

Finding the Fourth Proportional to 82,896.15, 124,311.41 and 36,116.31

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Solution

The fourth proportional to 82,896.15, 124,311.41 and 36,116.31 is: 54,160.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,896.15 : 124,311.41 = 36,116.31 : x
  2. Step 2: Convert to fraction form
    82,896.15/124,311.41 = 36,116.31/x
  3. Step 3: Cross multiply
    82,896.15x = 124,311.41 × 36,116.31
  4. Step 4: Simplify right side
    82,896.15x = 4,489,669,239.52
  5. Step 5: Solve for x
    x = 4,489,669,239.52/82,896.15
  6. Step 6: Final answer
    x = 54,160.17

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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.