Home / 188,763.23-260,494.12-108,195.47

Finding the Fourth Proportional to 188,763.23, 260,494.12 and 108,195.47

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Solution

The fourth proportional to 188,763.23, 260,494.12 and 108,195.47 is: 149,310.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,763.23 : 260,494.12 = 108,195.47 : x
  2. Step 2: Convert to fraction form
    188,763.23/260,494.12 = 108,195.47/x
  3. Step 3: Cross multiply
    188,763.23x = 260,494.12 × 108,195.47
  4. Step 4: Simplify right side
    188,763.23x = 28,184,282,443.17
  5. Step 5: Solve for x
    x = 28,184,282,443.17/188,763.23
  6. Step 6: Final answer
    x = 149,310.24

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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.