Home / 78,935.23-108,930.72-44,942.23

Finding the Fourth Proportional to 78,935.23, 108,930.72 and 44,942.23

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Solution

The fourth proportional to 78,935.23, 108,930.72 and 44,942.23 is: 62,020.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,935.23 : 108,930.72 = 44,942.23 : x
  2. Step 2: Convert to fraction form
    78,935.23/108,930.72 = 44,942.23/x
  3. Step 3: Cross multiply
    78,935.23x = 108,930.72 × 44,942.23
  4. Step 4: Simplify right side
    78,935.23x = 4,895,589,472.31
  5. Step 5: Solve for x
    x = 4,895,589,472.31/78,935.23
  6. Step 6: Final answer
    x = 62,020.34

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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.