Home / 268,876.46-403,094.37-111,218.06

Finding the Fourth Proportional to 268,876.46, 403,094.37 and 111,218.06

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Solution

The fourth proportional to 268,876.46, 403,094.37 and 111,218.06 is: 166,735.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,876.46 : 403,094.37 = 111,218.06 : x
  2. Step 2: Convert to fraction form
    268,876.46/403,094.37 = 111,218.06/x
  3. Step 3: Cross multiply
    268,876.46x = 403,094.37 × 111,218.06
  4. Step 4: Simplify right side
    268,876.46x = 44,831,373,828.32
  5. Step 5: Solve for x
    x = 44,831,373,828.32/268,876.46
  6. Step 6: Final answer
    x = 166,735.96

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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.