Home / 52,111.92-78,151.47-17,043.39

Finding the Fourth Proportional to 52,111.92, 78,151.47 and 17,043.39

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Solution

The fourth proportional to 52,111.92, 78,151.47 and 17,043.39 is: 25,559.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,111.92 : 78,151.47 = 17,043.39 : x
  2. Step 2: Convert to fraction form
    52,111.92/78,151.47 = 17,043.39/x
  3. Step 3: Cross multiply
    52,111.92x = 78,151.47 × 17,043.39
  4. Step 4: Simplify right side
    52,111.92x = 1,331,965,982.28
  5. Step 5: Solve for x
    x = 1,331,965,982.28/52,111.92
  6. Step 6: Final answer
    x = 25,559.72

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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.