Home / 56,563.68-78,076.18-40,694.26

Finding the Fourth Proportional to 56,563.68, 78,076.18 and 40,694.26

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Solution

The fourth proportional to 56,563.68, 78,076.18 and 40,694.26 is: 56,171.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,563.68 : 78,076.18 = 40,694.26 : x
  2. Step 2: Convert to fraction form
    56,563.68/78,076.18 = 40,694.26/x
  3. Step 3: Cross multiply
    56,563.68x = 78,076.18 × 40,694.26
  4. Step 4: Simplify right side
    56,563.68x = 3,177,252,368.73
  5. Step 5: Solve for x
    x = 3,177,252,368.73/56,563.68
  6. Step 6: Final answer
    x = 56,171.25

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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.