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Finding the Fourth Proportional to 183,876.63, 275,832.84 and 71,565.98

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Solution

The fourth proportional to 183,876.63, 275,832.84 and 71,565.98 is: 107,355.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,876.63 : 275,832.84 = 71,565.98 : x
  2. Step 2: Convert to fraction form
    183,876.63/275,832.84 = 71,565.98/x
  3. Step 3: Cross multiply
    183,876.63x = 275,832.84 × 71,565.98
  4. Step 4: Simplify right side
    183,876.63x = 19,740,246,131.62
  5. Step 5: Solve for x
    x = 19,740,246,131.62/183,876.63
  6. Step 6: Final answer
    x = 107,355.93

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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.