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Finding the Fourth Proportional to 132,927.80, 185,749 and 132,927.80

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Solution

The fourth proportional to 132,927.80, 185,749 and 132,927.80 is: 185,749

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,927.80 : 185,749 = 132,927.80 : x
  2. Step 2: Convert to fraction form
    132,927.80/185,749 = 132,927.80/x
  3. Step 3: Cross multiply
    132,927.80x = 185,749 × 132,927.80
  4. Step 4: Simplify right side
    132,927.80x = 24,691,205,922.20
  5. Step 5: Solve for x
    x = 24,691,205,922.20/132,927.80
  6. Step 6: Final answer
    x = 185,749

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.