Home / 54,295.31-81,425.60-50,753.28

Finding the Fourth Proportional to 54,295.31, 81,425.60 and 50,753.28

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Solution

The fourth proportional to 54,295.31, 81,425.60 and 50,753.28 is: 76,113.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,295.31 : 81,425.60 = 50,753.28 : x
  2. Step 2: Convert to fraction form
    54,295.31/81,425.60 = 50,753.28/x
  3. Step 3: Cross multiply
    54,295.31x = 81,425.60 × 50,753.28
  4. Step 4: Simplify right side
    54,295.31x = 4,132,616,803.36
  5. Step 5: Solve for x
    x = 4,132,616,803.36/54,295.31
  6. Step 6: Final answer
    x = 76,113.69

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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.