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Finding the Fourth Proportional to 49,143.61, 67,662.61 and 44,653.92

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Solution

The fourth proportional to 49,143.61, 67,662.61 and 44,653.92 is: 61,481.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,143.61 : 67,662.61 = 44,653.92 : x
  2. Step 2: Convert to fraction form
    49,143.61/67,662.61 = 44,653.92/x
  3. Step 3: Cross multiply
    49,143.61x = 67,662.61 × 44,653.92
  4. Step 4: Simplify right side
    49,143.61x = 3,021,400,773.93
  5. Step 5: Solve for x
    x = 3,021,400,773.93/49,143.61
  6. Step 6: Final answer
    x = 61,481.05

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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.