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Finding the Fourth Proportional to 223,269.74, 308,102.91 and 132,633.98

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Solution

The fourth proportional to 223,269.74, 308,102.91 and 132,633.98 is: 183,029.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,269.74 : 308,102.91 = 132,633.98 : x
  2. Step 2: Convert to fraction form
    223,269.74/308,102.91 = 132,633.98/x
  3. Step 3: Cross multiply
    223,269.74x = 308,102.91 × 132,633.98
  4. Step 4: Simplify right side
    223,269.74x = 40,864,915,202.88
  5. Step 5: Solve for x
    x = 40,864,915,202.88/223,269.74
  6. Step 6: Final answer
    x = 183,029.35

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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.