Home / 140,611.06-194,043.54-76,952.89

Finding the Fourth Proportional to 140,611.06, 194,043.54 and 76,952.89

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Solution

The fourth proportional to 140,611.06, 194,043.54 and 76,952.89 is: 106,195.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,611.06 : 194,043.54 = 76,952.89 : x
  2. Step 2: Convert to fraction form
    140,611.06/194,043.54 = 76,952.89/x
  3. Step 3: Cross multiply
    140,611.06x = 194,043.54 × 76,952.89
  4. Step 4: Simplify right side
    140,611.06x = 14,932,211,188.83
  5. Step 5: Solve for x
    x = 14,932,211,188.83/140,611.06
  6. Step 6: Final answer
    x = 106,195.14

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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.