Home / 178,577.21-267,940.96-111,165.66

Finding the Fourth Proportional to 178,577.21, 267,940.96 and 111,165.66

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Solution

The fourth proportional to 178,577.21, 267,940.96 and 111,165.66 is: 166,795.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,577.21 : 267,940.96 = 111,165.66 : x
  2. Step 2: Convert to fraction form
    178,577.21/267,940.96 = 111,165.66/x
  3. Step 3: Cross multiply
    178,577.21x = 267,940.96 × 111,165.66
  4. Step 4: Simplify right side
    178,577.21x = 29,785,834,108.38
  5. Step 5: Solve for x
    x = 29,785,834,108.38/178,577.21
  6. Step 6: Final answer
    x = 166,795.28

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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.