Home / 229,072.66-343,658.38-69,135.22

Finding the Fourth Proportional to 229,072.66, 343,658.38 and 69,135.22

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Solution

The fourth proportional to 229,072.66, 343,658.38 and 69,135.22 is: 103,717.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,072.66 : 343,658.38 = 69,135.22 : x
  2. Step 2: Convert to fraction form
    229,072.66/343,658.38 = 69,135.22/x
  3. Step 3: Cross multiply
    229,072.66x = 343,658.38 × 69,135.22
  4. Step 4: Simplify right side
    229,072.66x = 23,758,897,706.14
  5. Step 5: Solve for x
    x = 23,758,897,706.14/229,072.66
  6. Step 6: Final answer
    x = 103,717.74

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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.