Home / 178,546.08-267,717.63-138,005.25

Finding the Fourth Proportional to 178,546.08, 267,717.63 and 138,005.25

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Solution

The fourth proportional to 178,546.08, 267,717.63 and 138,005.25 is: 206,929.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,546.08 : 267,717.63 = 138,005.25 : x
  2. Step 2: Convert to fraction form
    178,546.08/267,717.63 = 138,005.25/x
  3. Step 3: Cross multiply
    178,546.08x = 267,717.63 × 138,005.25
  4. Step 4: Simplify right side
    178,546.08x = 36,946,438,457.56
  5. Step 5: Solve for x
    x = 36,946,438,457.56/178,546.08
  6. Step 6: Final answer
    x = 206,929.43

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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.