Home / 78,194.35-117,273.53-46,613.33

Finding the Fourth Proportional to 78,194.35, 117,273.53 and 46,613.33

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Solution

The fourth proportional to 78,194.35, 117,273.53 and 46,613.33 is: 69,909.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,194.35 : 117,273.53 = 46,613.33 : x
  2. Step 2: Convert to fraction form
    78,194.35/117,273.53 = 46,613.33/x
  3. Step 3: Cross multiply
    78,194.35x = 117,273.53 × 46,613.33
  4. Step 4: Simplify right side
    78,194.35x = 5,466,509,284.32
  5. Step 5: Solve for x
    x = 5,466,509,284.32/78,194.35
  6. Step 6: Final answer
    x = 69,909.26

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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.