Home / 188,776.48-260,522.24-108,217.36

Finding the Fourth Proportional to 188,776.48, 260,522.24 and 108,217.36

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Solution

The fourth proportional to 188,776.48, 260,522.24 and 108,217.36 is: 149,346.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,776.48 : 260,522.24 = 108,217.36 : x
  2. Step 2: Convert to fraction form
    188,776.48/260,522.24 = 108,217.36/x
  3. Step 3: Cross multiply
    188,776.48x = 260,522.24 × 108,217.36
  4. Step 4: Simplify right side
    188,776.48x = 28,193,029,034.09
  5. Step 5: Solve for x
    x = 28,193,029,034.09/188,776.48
  6. Step 6: Final answer
    x = 149,346.09

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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.