Home / 56,843.96-78,398.43-50,023.26

Finding the Fourth Proportional to 56,843.96, 78,398.43 and 50,023.26

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Solution

The fourth proportional to 56,843.96, 78,398.43 and 50,023.26 is: 68,991.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,843.96 : 78,398.43 = 50,023.26 : x
  2. Step 2: Convert to fraction form
    56,843.96/78,398.43 = 50,023.26/x
  3. Step 3: Cross multiply
    56,843.96x = 78,398.43 × 50,023.26
  4. Step 4: Simplify right side
    56,843.96x = 3,921,745,047.48
  5. Step 5: Solve for x
    x = 3,921,745,047.48/56,843.96
  6. Step 6: Final answer
    x = 68,991.42

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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.