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Finding the Fourth Proportional to 178,257.44, 267,386.52 and 73,057.52

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Solution

The fourth proportional to 178,257.44, 267,386.52 and 73,057.52 is: 109,586.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,257.44 : 267,386.52 = 73,057.52 : x
  2. Step 2: Convert to fraction form
    178,257.44/267,386.52 = 73,057.52/x
  3. Step 3: Cross multiply
    178,257.44x = 267,386.52 × 73,057.52
  4. Step 4: Simplify right side
    178,257.44x = 19,534,596,032.63
  5. Step 5: Solve for x
    x = 19,534,596,032.63/178,257.44
  6. Step 6: Final answer
    x = 109,586.43

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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.