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Finding the Fourth Proportional to 60,782.36, 83,879.75 and 33,924.86

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Solution

The fourth proportional to 60,782.36, 83,879.75 and 33,924.86 is: 46,816.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,782.36 : 83,879.75 = 33,924.86 : x
  2. Step 2: Convert to fraction form
    60,782.36/83,879.75 = 33,924.86/x
  3. Step 3: Cross multiply
    60,782.36x = 83,879.75 × 33,924.86
  4. Step 4: Simplify right side
    60,782.36x = 2,845,608,755.55
  5. Step 5: Solve for x
    x = 2,845,608,755.55/60,782.36
  6. Step 6: Final answer
    x = 46,816.36

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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.