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Finding the Fourth Proportional to 182,646.66, 252,129.98 and 111,049.54

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Solution

The fourth proportional to 182,646.66, 252,129.98 and 111,049.54 is: 153,295.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,646.66 : 252,129.98 = 111,049.54 : x
  2. Step 2: Convert to fraction form
    182,646.66/252,129.98 = 111,049.54/x
  3. Step 3: Cross multiply
    182,646.66x = 252,129.98 × 111,049.54
  4. Step 4: Simplify right side
    182,646.66x = 27,998,918,299.21
  5. Step 5: Solve for x
    x = 27,998,918,299.21/182,646.66
  6. Step 6: Final answer
    x = 153,295.54

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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.