Home / 56,403.79-77,816.63-33,743.43

Finding the Fourth Proportional to 56,403.79, 77,816.63 and 33,743.43

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Solution

The fourth proportional to 56,403.79, 77,816.63 and 33,743.43 is: 46,553.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,403.79 : 77,816.63 = 33,743.43 : x
  2. Step 2: Convert to fraction form
    56,403.79/77,816.63 = 33,743.43/x
  3. Step 3: Cross multiply
    56,403.79x = 77,816.63 × 33,743.43
  4. Step 4: Simplify right side
    56,403.79x = 2,625,800,091.60
  5. Step 5: Solve for x
    x = 2,625,800,091.60/56,403.79
  6. Step 6: Final answer
    x = 46,553.61

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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.