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Finding the Fourth Proportional to 61,449.98, 84,797.75 and 34,591.59

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Solution

The fourth proportional to 61,449.98, 84,797.75 and 34,591.59 is: 47,734.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,449.98 : 84,797.75 = 34,591.59 : x
  2. Step 2: Convert to fraction form
    61,449.98/84,797.75 = 34,591.59/x
  3. Step 3: Cross multiply
    61,449.98x = 84,797.75 × 34,591.59
  4. Step 4: Simplify right side
    61,449.98x = 2,933,289,145.96
  5. Step 5: Solve for x
    x = 2,933,289,145.96/61,449.98
  6. Step 6: Final answer
    x = 47,734.58

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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.