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Finding the Fourth Proportional to 61,797.43, 85,281.02 and 33,503.19

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Solution

The fourth proportional to 61,797.43, 85,281.02 and 33,503.19 is: 46,234.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,797.43 : 85,281.02 = 33,503.19 : x
  2. Step 2: Convert to fraction form
    61,797.43/85,281.02 = 33,503.19/x
  3. Step 3: Cross multiply
    61,797.43x = 85,281.02 × 33,503.19
  4. Step 4: Simplify right side
    61,797.43x = 2,857,186,216.45
  5. Step 5: Solve for x
    x = 2,857,186,216.45/61,797.43
  6. Step 6: Final answer
    x = 46,234.71

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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.