Home / 68,193.13-102,289.69-26,077.48

Finding the Fourth Proportional to 68,193.13, 102,289.69 and 26,077.48

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Solution

The fourth proportional to 68,193.13, 102,289.69 and 26,077.48 is: 39,116.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,193.13 : 102,289.69 = 26,077.48 : x
  2. Step 2: Convert to fraction form
    68,193.13/102,289.69 = 26,077.48/x
  3. Step 3: Cross multiply
    68,193.13x = 102,289.69 × 26,077.48
  4. Step 4: Simplify right side
    68,193.13x = 2,667,456,703.35
  5. Step 5: Solve for x
    x = 2,667,456,703.35/68,193.13
  6. Step 6: Final answer
    x = 39,116.21

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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.