Home / 178,811.24-267,967.40-134,385.96

Finding the Fourth Proportional to 178,811.24, 267,967.40 and 134,385.96

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Solution

The fourth proportional to 178,811.24, 267,967.40 and 134,385.96 is: 201,391.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,811.24 : 267,967.40 = 134,385.96 : x
  2. Step 2: Convert to fraction form
    178,811.24/267,967.40 = 134,385.96/x
  3. Step 3: Cross multiply
    178,811.24x = 267,967.40 × 134,385.96
  4. Step 4: Simplify right side
    178,811.24x = 36,011,056,297.70
  5. Step 5: Solve for x
    x = 36,011,056,297.70/178,811.24
  6. Step 6: Final answer
    x = 201,391.46

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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.