Home / 78,316.26-108,074.82-44,324.14

Finding the Fourth Proportional to 78,316.26, 108,074.82 and 44,324.14

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Solution

The fourth proportional to 78,316.26, 108,074.82 and 44,324.14 is: 61,166.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,316.26 : 108,074.82 = 44,324.14 : x
  2. Step 2: Convert to fraction form
    78,316.26/108,074.82 = 44,324.14/x
  3. Step 3: Cross multiply
    78,316.26x = 108,074.82 × 44,324.14
  4. Step 4: Simplify right side
    78,316.26x = 4,790,322,911.78
  5. Step 5: Solve for x
    x = 4,790,322,911.78/78,316.26
  6. Step 6: Final answer
    x = 61,166.39

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1.5x scale

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.