Home / 52,473.20-78,734.40-26,179.94

Finding the Fourth Proportional to 52,473.20, 78,734.40 and 26,179.94

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Solution

The fourth proportional to 52,473.20, 78,734.40 and 26,179.94 is: 39,282.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,473.20 : 78,734.40 = 26,179.94 : x
  2. Step 2: Convert to fraction form
    52,473.20/78,734.40 = 26,179.94/x
  3. Step 3: Cross multiply
    52,473.20x = 78,734.40 × 26,179.94
  4. Step 4: Simplify right side
    52,473.20x = 2,061,261,867.94
  5. Step 5: Solve for x
    x = 2,061,261,867.94/52,473.20
  6. Step 6: Final answer
    x = 39,282.18

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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.