Home / 61,129.17-91,694.10-27,825.95

Finding the Fourth Proportional to 61,129.17, 91,694.10 and 27,825.95

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Solution

The fourth proportional to 61,129.17, 91,694.10 and 27,825.95 is: 41,739.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,129.17 : 91,694.10 = 27,825.95 : x
  2. Step 2: Convert to fraction form
    61,129.17/91,694.10 = 27,825.95/x
  3. Step 3: Cross multiply
    61,129.17x = 91,694.10 × 27,825.95
  4. Step 4: Simplify right side
    61,129.17x = 2,551,474,983.42
  5. Step 5: Solve for x
    x = 2,551,474,983.42/61,129.17
  6. Step 6: Final answer
    x = 41,739.07

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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.