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Finding the Fourth Proportional to 69,198.81, 95,394.82 and 49,292.25

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Solution

The fourth proportional to 69,198.81, 95,394.82 and 49,292.25 is: 67,952.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,198.81 : 95,394.82 = 49,292.25 : x
  2. Step 2: Convert to fraction form
    69,198.81/95,394.82 = 49,292.25/x
  3. Step 3: Cross multiply
    69,198.81x = 95,394.82 × 49,292.25
  4. Step 4: Simplify right side
    69,198.81x = 4,702,225,316.15
  5. Step 5: Solve for x
    x = 4,702,225,316.15/69,198.81
  6. Step 6: Final answer
    x = 67,952.40

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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.