Home / 79,068.48-118,578.28-41,608.20

Finding the Fourth Proportional to 79,068.48, 118,578.28 and 41,608.20

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Solution

The fourth proportional to 79,068.48, 118,578.28 and 41,608.20 is: 62,399.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,068.48 : 118,578.28 = 41,608.20 : x
  2. Step 2: Convert to fraction form
    79,068.48/118,578.28 = 41,608.20/x
  3. Step 3: Cross multiply
    79,068.48x = 118,578.28 × 41,608.20
  4. Step 4: Simplify right side
    79,068.48x = 4,933,828,789.90
  5. Step 5: Solve for x
    x = 4,933,828,789.90/79,068.48
  6. Step 6: Final answer
    x = 62,399.44

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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.