Home / 53,912-80,778.58-32,788.14

Finding the Fourth Proportional to 53,912, 80,778.58 and 32,788.14

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Solution

The fourth proportional to 53,912, 80,778.58 and 32,788.14 is: 49,127.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,912 : 80,778.58 = 32,788.14 : x
  2. Step 2: Convert to fraction form
    53,912/80,778.58 = 32,788.14/x
  3. Step 3: Cross multiply
    53,912x = 80,778.58 × 32,788.14
  4. Step 4: Simplify right side
    53,912x = 2,648,579,390.04
  5. Step 5: Solve for x
    x = 2,648,579,390.04/53,912
  6. Step 6: Final answer
    x = 49,127.83

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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.