Home / 181,111.17-271,725.79-91,107.43

Finding the Fourth Proportional to 181,111.17, 271,725.79 and 91,107.43

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Solution

The fourth proportional to 181,111.17, 271,725.79 and 91,107.43 is: 136,690.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,111.17 : 271,725.79 = 91,107.43 : x
  2. Step 2: Convert to fraction form
    181,111.17/271,725.79 = 91,107.43/x
  3. Step 3: Cross multiply
    181,111.17x = 271,725.79 × 91,107.43
  4. Step 4: Simplify right side
    181,111.17x = 24,756,238,842.17
  5. Step 5: Solve for x
    x = 24,756,238,842.17/181,111.17
  6. Step 6: Final answer
    x = 136,690.84

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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.