Home / 140,838.07-211,255.11-34,222.81

Finding the Fourth Proportional to 140,838.07, 211,255.11 and 34,222.81

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Solution

The fourth proportional to 140,838.07, 211,255.11 and 34,222.81 is: 51,333.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,838.07 : 211,255.11 = 34,222.81 : x
  2. Step 2: Convert to fraction form
    140,838.07/211,255.11 = 34,222.81/x
  3. Step 3: Cross multiply
    140,838.07x = 211,255.11 × 34,222.81
  4. Step 4: Simplify right side
    140,838.07x = 7,229,743,491.06
  5. Step 5: Solve for x
    x = 7,229,743,491.06/140,838.07
  6. Step 6: Final answer
    x = 51,333.73

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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.