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Finding the Fourth Proportional to 61,449.84, 84,808.85 and 34,597.58

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Solution

The fourth proportional to 61,449.84, 84,808.85 and 34,597.58 is: 47,749.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,449.84 : 84,808.85 = 34,597.58 : x
  2. Step 2: Convert to fraction form
    61,449.84/84,808.85 = 34,597.58/x
  3. Step 3: Cross multiply
    61,449.84x = 84,808.85 × 34,597.58
  4. Step 4: Simplify right side
    61,449.84x = 2,934,180,375.55
  5. Step 5: Solve for x
    x = 2,934,180,375.55/61,449.84
  6. Step 6: Final answer
    x = 47,749.19

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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.