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Finding the Fourth Proportional to 183,407.43, 275,054.31 and 88,578.66

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Solution

The fourth proportional to 183,407.43, 275,054.31 and 88,578.66 is: 132,840.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,407.43 : 275,054.31 = 88,578.66 : x
  2. Step 2: Convert to fraction form
    183,407.43/275,054.31 = 88,578.66/x
  3. Step 3: Cross multiply
    183,407.43x = 275,054.31 × 88,578.66
  4. Step 4: Simplify right side
    183,407.43x = 24,363,942,207.02
  5. Step 5: Solve for x
    x = 24,363,942,207.02/183,407.43
  6. Step 6: Final answer
    x = 132,840.54

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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.