Home / 194,489.48-268,417.06-112,835.82

Finding the Fourth Proportional to 194,489.48, 268,417.06 and 112,835.82

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Solution

The fourth proportional to 194,489.48, 268,417.06 and 112,835.82 is: 155,725.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,489.48 : 268,417.06 = 112,835.82 : x
  2. Step 2: Convert to fraction form
    194,489.48/268,417.06 = 112,835.82/x
  3. Step 3: Cross multiply
    194,489.48x = 268,417.06 × 112,835.82
  4. Step 4: Simplify right side
    194,489.48x = 30,287,059,067.09
  5. Step 5: Solve for x
    x = 30,287,059,067.09/194,489.48
  6. Step 6: Final answer
    x = 155,725.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.