Home / 53,920.54-81,171.97-48,495.39

Finding the Fourth Proportional to 53,920.54, 81,171.97 and 48,495.39

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Solution

The fourth proportional to 53,920.54, 81,171.97 and 48,495.39 is: 73,004.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,920.54 : 81,171.97 = 48,495.39 : x
  2. Step 2: Convert to fraction form
    53,920.54/81,171.97 = 48,495.39/x
  3. Step 3: Cross multiply
    53,920.54x = 81,171.97 × 48,495.39
  4. Step 4: Simplify right side
    53,920.54x = 3,936,466,342.22
  5. Step 5: Solve for x
    x = 3,936,466,342.22/53,920.54
  6. Step 6: Final answer
    x = 73,004.95

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.