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Finding the Fourth Proportional to 247,843.98, 342,025.58 and 134,666.73

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Solution

The fourth proportional to 247,843.98, 342,025.58 and 134,666.73 is: 185,840.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,843.98 : 342,025.58 = 134,666.73 : x
  2. Step 2: Convert to fraction form
    247,843.98/342,025.58 = 134,666.73/x
  3. Step 3: Cross multiply
    247,843.98x = 342,025.58 × 134,666.73
  4. Step 4: Simplify right side
    247,843.98x = 46,059,466,771.62
  5. Step 5: Solve for x
    x = 46,059,466,771.62/247,843.98
  6. Step 6: Final answer
    x = 185,840.57

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1.5x scale

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.