Home / 140,822.90-211,234.66-34,206.38

Finding the Fourth Proportional to 140,822.90, 211,234.66 and 34,206.38

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Solution

The fourth proportional to 140,822.90, 211,234.66 and 34,206.38 is: 51,309.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,822.90 : 211,234.66 = 34,206.38 : x
  2. Step 2: Convert to fraction form
    140,822.90/211,234.66 = 34,206.38/x
  3. Step 3: Cross multiply
    140,822.90x = 211,234.66 × 34,206.38
  4. Step 4: Simplify right side
    140,822.90x = 7,225,571,821.93
  5. Step 5: Solve for x
    x = 7,225,571,821.93/140,822.90
  6. Step 6: Final answer
    x = 51,309.64

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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.