Home / 194,625.41-268,537.22-118,142.61

Finding the Fourth Proportional to 194,625.41, 268,537.22 and 118,142.61

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Solution

The fourth proportional to 194,625.41, 268,537.22 and 118,142.61 is: 163,008.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,625.41 : 268,537.22 = 118,142.61 : x
  2. Step 2: Convert to fraction form
    194,625.41/268,537.22 = 118,142.61/x
  3. Step 3: Cross multiply
    194,625.41x = 268,537.22 × 118,142.61
  4. Step 4: Simplify right side
    194,625.41x = 31,725,686,898.25
  5. Step 5: Solve for x
    x = 31,725,686,898.25/194,625.41
  6. Step 6: Final answer
    x = 163,008.97

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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.