Home / 115,930.23-173,890.78-41,047.35

Finding the Fourth Proportional to 115,930.23, 173,890.78 and 41,047.35

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Solution

The fourth proportional to 115,930.23, 173,890.78 and 41,047.35 is: 61,569.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,930.23 : 173,890.78 = 41,047.35 : x
  2. Step 2: Convert to fraction form
    115,930.23/173,890.78 = 41,047.35/x
  3. Step 3: Cross multiply
    115,930.23x = 173,890.78 × 41,047.35
  4. Step 4: Simplify right side
    115,930.23x = 7,137,755,708.43
  5. Step 5: Solve for x
    x = 7,137,755,708.43/115,930.23
  6. Step 6: Final answer
    x = 61,569.41

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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.