Home / 47,924.29-71,886.51-47,855.09

Finding the Fourth Proportional to 47,924.29, 71,886.51 and 47,855.09

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Solution

The fourth proportional to 47,924.29, 71,886.51 and 47,855.09 is: 71,782.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,924.29 : 71,886.51 = 47,855.09 : x
  2. Step 2: Convert to fraction form
    47,924.29/71,886.51 = 47,855.09/x
  3. Step 3: Cross multiply
    47,924.29x = 71,886.51 × 47,855.09
  4. Step 4: Simplify right side
    47,924.29x = 3,440,135,046.40
  5. Step 5: Solve for x
    x = 3,440,135,046.40/47,924.29
  6. Step 6: Final answer
    x = 71,782.71

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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.