Home / 260,198.48-359,087.60-158,207.05

Finding the Fourth Proportional to 260,198.48, 359,087.60 and 158,207.05

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Solution

The fourth proportional to 260,198.48, 359,087.60 and 158,207.05 is: 218,334.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,198.48 : 359,087.60 = 158,207.05 : x
  2. Step 2: Convert to fraction form
    260,198.48/359,087.60 = 158,207.05/x
  3. Step 3: Cross multiply
    260,198.48x = 359,087.60 × 158,207.05
  4. Step 4: Simplify right side
    260,198.48x = 56,810,189,008.73
  5. Step 5: Solve for x
    x = 56,810,189,008.73/260,198.48
  6. Step 6: Final answer
    x = 218,334.06

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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.