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Finding the Fourth Proportional to 132,448.67, 182,775.30 and 75,093.29

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Solution

The fourth proportional to 132,448.67, 182,775.30 and 75,093.29 is: 103,626.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,448.67 : 182,775.30 = 75,093.29 : x
  2. Step 2: Convert to fraction form
    132,448.67/182,775.30 = 75,093.29/x
  3. Step 3: Cross multiply
    132,448.67x = 182,775.30 × 75,093.29
  4. Step 4: Simplify right side
    132,448.67x = 13,725,197,693.86
  5. Step 5: Solve for x
    x = 13,725,197,693.86/132,448.67
  6. Step 6: Final answer
    x = 103,626.55

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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.