Home / 140,271.75-193,553.15-79,844.94

Finding the Fourth Proportional to 140,271.75, 193,553.15 and 79,844.94

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Solution

The fourth proportional to 140,271.75, 193,553.15 and 79,844.94 is: 110,173.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,271.75 : 193,553.15 = 79,844.94 : x
  2. Step 2: Convert to fraction form
    140,271.75/193,553.15 = 79,844.94/x
  3. Step 3: Cross multiply
    140,271.75x = 193,553.15 × 79,844.94
  4. Step 4: Simplify right side
    140,271.75x = 15,454,239,249.34
  5. Step 5: Solve for x
    x = 15,454,239,249.34/140,271.75
  6. Step 6: Final answer
    x = 110,173.57

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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.