Home / 188,679.02-260,379.21-108,104.93

Finding the Fourth Proportional to 188,679.02, 260,379.21 and 108,104.93

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Solution

The fourth proportional to 188,679.02, 260,379.21 and 108,104.93 is: 149,186.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,679.02 : 260,379.21 = 108,104.93 : x
  2. Step 2: Convert to fraction form
    188,679.02/260,379.21 = 108,104.93/x
  3. Step 3: Cross multiply
    188,679.02x = 260,379.21 × 108,104.93
  4. Step 4: Simplify right side
    188,679.02x = 28,148,275,742.33
  5. Step 5: Solve for x
    x = 28,148,275,742.33/188,679.02
  6. Step 6: Final answer
    x = 149,186.04

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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.