Home / 56,918.52-78,550.13-32,727.33

Finding the Fourth Proportional to 56,918.52, 78,550.13 and 32,727.33

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Solution

The fourth proportional to 56,918.52, 78,550.13 and 32,727.33 is: 45,165.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,918.52 : 78,550.13 = 32,727.33 : x
  2. Step 2: Convert to fraction form
    56,918.52/78,550.13 = 32,727.33/x
  3. Step 3: Cross multiply
    56,918.52x = 78,550.13 × 32,727.33
  4. Step 4: Simplify right side
    56,918.52x = 2,570,736,107.87
  5. Step 5: Solve for x
    x = 2,570,736,107.87/56,918.52
  6. Step 6: Final answer
    x = 45,165.20

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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.