Home / 226,669.76-339,693.60-143,414.72

Finding the Fourth Proportional to 226,669.76, 339,693.60 and 143,414.72

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Solution

The fourth proportional to 226,669.76, 339,693.60 and 143,414.72 is: 214,925.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,669.76 : 339,693.60 = 143,414.72 : x
  2. Step 2: Convert to fraction form
    226,669.76/339,693.60 = 143,414.72/x
  3. Step 3: Cross multiply
    226,669.76x = 339,693.60 × 143,414.72
  4. Step 4: Simplify right side
    226,669.76x = 48,717,062,529.79
  5. Step 5: Solve for x
    x = 48,717,062,529.79/226,669.76
  6. Step 6: Final answer
    x = 214,925.28

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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.