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Finding the Fourth Proportional to 56,324.56, 77,722.61 and 33,659.03

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Solution

The fourth proportional to 56,324.56, 77,722.61 and 33,659.03 is: 46,446.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,324.56 : 77,722.61 = 33,659.03 : x
  2. Step 2: Convert to fraction form
    56,324.56/77,722.61 = 33,659.03/x
  3. Step 3: Cross multiply
    56,324.56x = 77,722.61 × 33,659.03
  4. Step 4: Simplify right side
    56,324.56x = 2,616,067,940.12
  5. Step 5: Solve for x
    x = 2,616,067,940.12/56,324.56
  6. Step 6: Final answer
    x = 46,446.31

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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.