Home / 188,609.29-260,283.97-108,043.84

Finding the Fourth Proportional to 188,609.29, 260,283.97 and 108,043.84

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Solution

The fourth proportional to 188,609.29, 260,283.97 and 108,043.84 is: 149,102.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,609.29 : 260,283.97 = 108,043.84 : x
  2. Step 2: Convert to fraction form
    188,609.29/260,283.97 = 108,043.84/x
  3. Step 3: Cross multiply
    188,609.29x = 260,283.97 × 108,043.84
  4. Step 4: Simplify right side
    188,609.29x = 28,122,078,307.83
  5. Step 5: Solve for x
    x = 28,122,078,307.83/188,609.29
  6. Step 6: Final answer
    x = 149,102.30

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1.5x scale

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.