Home / 52,066.41-78,100.58-18,788.97

Finding the Fourth Proportional to 52,066.41, 78,100.58 and 18,788.97

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Solution

The fourth proportional to 52,066.41, 78,100.58 and 18,788.97 is: 28,183.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,066.41 : 78,100.58 = 18,788.97 : x
  2. Step 2: Convert to fraction form
    52,066.41/78,100.58 = 18,788.97/x
  3. Step 3: Cross multiply
    52,066.41x = 78,100.58 × 18,788.97
  4. Step 4: Simplify right side
    52,066.41x = 1,467,429,360.66
  5. Step 5: Solve for x
    x = 1,467,429,360.66/52,066.41
  6. Step 6: Final answer
    x = 28,183.80

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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.