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Finding the Fourth Proportional to 64,486.80, 96,734.52 and 22,922.64

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Solution

The fourth proportional to 64,486.80, 96,734.52 and 22,922.64 is: 34,385.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,486.80 : 96,734.52 = 22,922.64 : x
  2. Step 2: Convert to fraction form
    64,486.80/96,734.52 = 22,922.64/x
  3. Step 3: Cross multiply
    64,486.80x = 96,734.52 × 22,922.64
  4. Step 4: Simplify right side
    64,486.80x = 2,217,410,577.53
  5. Step 5: Solve for x
    x = 2,217,410,577.53/64,486.80
  6. Step 6: Final answer
    x = 34,385.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.