Home / 56,910.57-85,295.93-40,275.33

Finding the Fourth Proportional to 56,910.57, 85,295.93 and 40,275.33

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Solution

The fourth proportional to 56,910.57, 85,295.93 and 40,275.33 is: 60,363.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,910.57 : 85,295.93 = 40,275.33 : x
  2. Step 2: Convert to fraction form
    56,910.57/85,295.93 = 40,275.33/x
  3. Step 3: Cross multiply
    56,910.57x = 85,295.93 × 40,275.33
  4. Step 4: Simplify right side
    56,910.57x = 3,435,321,527.03
  5. Step 5: Solve for x
    x = 3,435,321,527.03/56,910.57
  6. Step 6: Final answer
    x = 60,363.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.