Home / 115,976.71-173,915.85-41,115.70

Finding the Fourth Proportional to 115,976.71, 173,915.85 and 41,115.70

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Solution

The fourth proportional to 115,976.71, 173,915.85 and 41,115.70 is: 61,656.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,976.71 : 173,915.85 = 41,115.70 : x
  2. Step 2: Convert to fraction form
    115,976.71/173,915.85 = 41,115.70/x
  3. Step 3: Cross multiply
    115,976.71x = 173,915.85 × 41,115.70
  4. Step 4: Simplify right side
    115,976.71x = 7,150,671,044.27
  5. Step 5: Solve for x
    x = 7,150,671,044.27/115,976.71
  6. Step 6: Final answer
    x = 61,656.10

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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.