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Finding the Fourth Proportional to 219,910.48, 303,523.88 and 133,897.88

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Solution

The fourth proportional to 219,910.48, 303,523.88 and 133,897.88 is: 184,807.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,910.48 : 303,523.88 = 133,897.88 : x
  2. Step 2: Convert to fraction form
    219,910.48/303,523.88 = 133,897.88/x
  3. Step 3: Cross multiply
    219,910.48x = 303,523.88 × 133,897.88
  4. Step 4: Simplify right side
    219,910.48x = 40,641,204,061.37
  5. Step 5: Solve for x
    x = 40,641,204,061.37/219,910.48
  6. Step 6: Final answer
    x = 184,807.95

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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.