Home / 104,468.78-144,167.94-56,722.52

Finding the Fourth Proportional to 104,468.78, 144,167.94 and 56,722.52

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Solution

The fourth proportional to 104,468.78, 144,167.94 and 56,722.52 is: 78,277.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,468.78 : 144,167.94 = 56,722.52 : x
  2. Step 2: Convert to fraction form
    104,468.78/144,167.94 = 56,722.52/x
  3. Step 3: Cross multiply
    104,468.78x = 144,167.94 × 56,722.52
  4. Step 4: Simplify right side
    104,468.78x = 8,177,568,860.01
  5. Step 5: Solve for x
    x = 8,177,568,860.01/104,468.78
  6. Step 6: Final answer
    x = 78,277.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.