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Finding the Fourth Proportional to 247,846.62, 342,030.44 and 134,669.37

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Solution

The fourth proportional to 247,846.62, 342,030.44 and 134,669.37 is: 185,844.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,846.62 : 342,030.44 = 134,669.37 : x
  2. Step 2: Convert to fraction form
    247,846.62/342,030.44 = 134,669.37/x
  3. Step 3: Cross multiply
    247,846.62x = 342,030.44 × 134,669.37
  4. Step 4: Simplify right side
    247,846.62x = 46,061,023,202.28
  5. Step 5: Solve for x
    x = 46,061,023,202.28/247,846.62
  6. Step 6: Final answer
    x = 185,844.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.