Home / 228,548.27-315,291.91-148,001.73

Finding the Fourth Proportional to 228,548.27, 315,291.91 and 148,001.73

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Solution

The fourth proportional to 228,548.27, 315,291.91 and 148,001.73 is: 204,174.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,548.27 : 315,291.91 = 148,001.73 : x
  2. Step 2: Convert to fraction form
    228,548.27/315,291.91 = 148,001.73/x
  3. Step 3: Cross multiply
    228,548.27x = 315,291.91 × 148,001.73
  4. Step 4: Simplify right side
    228,548.27x = 46,663,748,633.68
  5. Step 5: Solve for x
    x = 46,663,748,633.68/228,548.27
  6. Step 6: Final answer
    x = 204,174.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.