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Finding the Fourth Proportional to 183,254.80, 252,879.96 and 107,788.72

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Solution

The fourth proportional to 183,254.80, 252,879.96 and 107,788.72 is: 148,741.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,254.80 : 252,879.96 = 107,788.72 : x
  2. Step 2: Convert to fraction form
    183,254.80/252,879.96 = 107,788.72/x
  3. Step 3: Cross multiply
    183,254.80x = 252,879.96 × 107,788.72
  4. Step 4: Simplify right side
    183,254.80x = 27,257,607,202.05
  5. Step 5: Solve for x
    x = 27,257,607,202.05/183,254.80
  6. Step 6: Final answer
    x = 148,741.57

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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.