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Finding the Fourth Proportional to 183,145.86, 252,739.44 and 102,573.54

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Solution

The fourth proportional to 183,145.86, 252,739.44 and 102,573.54 is: 141,550.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,145.86 : 252,739.44 = 102,573.54 : x
  2. Step 2: Convert to fraction form
    183,145.86/252,739.44 = 102,573.54/x
  3. Step 3: Cross multiply
    183,145.86x = 252,739.44 × 102,573.54
  4. Step 4: Simplify right side
    183,145.86x = 25,924,379,058.42
  5. Step 5: Solve for x
    x = 25,924,379,058.42/183,145.86
  6. Step 6: Final answer
    x = 141,550.45

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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.