Home / 140,373.09-210,217.82-73,868.85

Finding the Fourth Proportional to 140,373.09, 210,217.82 and 73,868.85

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Solution

The fourth proportional to 140,373.09, 210,217.82 and 73,868.85 is: 110,623.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,373.09 : 210,217.82 = 73,868.85 : x
  2. Step 2: Convert to fraction form
    140,373.09/210,217.82 = 73,868.85/x
  3. Step 3: Cross multiply
    140,373.09x = 210,217.82 × 73,868.85
  4. Step 4: Simplify right side
    140,373.09x = 15,528,548,243.56
  5. Step 5: Solve for x
    x = 15,528,548,243.56/140,373.09
  6. Step 6: Final answer
    x = 110,623.40

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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.