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Finding the Fourth Proportional to 178,478.52, 267,610.84 and 56,846.48

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Solution

The fourth proportional to 178,478.52, 267,610.84 and 56,846.48 is: 85,235.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,478.52 : 267,610.84 = 56,846.48 : x
  2. Step 2: Convert to fraction form
    178,478.52/267,610.84 = 56,846.48/x
  3. Step 3: Cross multiply
    178,478.52x = 267,610.84 × 56,846.48
  4. Step 4: Simplify right side
    178,478.52x = 15,212,734,263.84
  5. Step 5: Solve for x
    x = 15,212,734,263.84/178,478.52
  6. Step 6: Final answer
    x = 85,235.66

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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.