Home / 83,532.48-125,296.32-30,940.80

Finding the Fourth Proportional to 83,532.48, 125,296.32 and 30,940.80

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Solution

The fourth proportional to 83,532.48, 125,296.32 and 30,940.80 is: 46,410.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,532.48 : 125,296.32 = 30,940.80 : x
  2. Step 2: Convert to fraction form
    83,532.48/125,296.32 = 30,940.80/x
  3. Step 3: Cross multiply
    83,532.48x = 125,296.32 × 30,940.80
  4. Step 4: Simplify right side
    83,532.48x = 3,876,768,377.86
  5. Step 5: Solve for x
    x = 3,876,768,377.86/83,532.48
  6. Step 6: Final answer
    x = 46,410.31

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1.5x scale

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.