Home / 260,750.22-391,049.98-118,516.26

Finding the Fourth Proportional to 260,750.22, 391,049.98 and 118,516.26

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Solution

The fourth proportional to 260,750.22, 391,049.98 and 118,516.26 is: 177,740.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,750.22 : 391,049.98 = 118,516.26 : x
  2. Step 2: Convert to fraction form
    260,750.22/391,049.98 = 118,516.26/x
  3. Step 3: Cross multiply
    260,750.22x = 391,049.98 × 118,516.26
  4. Step 4: Simplify right side
    260,750.22x = 46,345,781,102.67
  5. Step 5: Solve for x
    x = 46,345,781,102.67/260,750.22
  6. Step 6: Final answer
    x = 177,740.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.