Home / 262,961.40-394,226.10-113,316.60

Finding the Fourth Proportional to 262,961.40, 394,226.10 and 113,316.60

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Solution

The fourth proportional to 262,961.40, 394,226.10 and 113,316.60 is: 169,881.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,961.40 : 394,226.10 = 113,316.60 : x
  2. Step 2: Convert to fraction form
    262,961.40/394,226.10 = 113,316.60/x
  3. Step 3: Cross multiply
    262,961.40x = 394,226.10 × 113,316.60
  4. Step 4: Simplify right side
    262,961.40x = 44,672,361,283.26
  5. Step 5: Solve for x
    x = 44,672,361,283.26/262,961.40
  6. Step 6: Final answer
    x = 169,881.82

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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.