Home / 132,396.39-182,531.48-109,651.59

Finding the Fourth Proportional to 132,396.39, 182,531.48 and 109,651.59

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Solution

The fourth proportional to 132,396.39, 182,531.48 and 109,651.59 is: 151,173.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,396.39 : 182,531.48 = 109,651.59 : x
  2. Step 2: Convert to fraction form
    132,396.39/182,531.48 = 109,651.59/x
  3. Step 3: Cross multiply
    132,396.39x = 182,531.48 × 109,651.59
  4. Step 4: Simplify right side
    132,396.39x = 20,014,866,458.80
  5. Step 5: Solve for x
    x = 20,014,866,458.80/132,396.39
  6. Step 6: Final answer
    x = 151,173.81

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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.