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Finding the Fourth Proportional to 124,843.36, 187,264.32 and 41,736.64

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Solution

The fourth proportional to 124,843.36, 187,264.32 and 41,736.64 is: 62,604.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,843.36 : 187,264.32 = 41,736.64 : x
  2. Step 2: Convert to fraction form
    124,843.36/187,264.32 = 41,736.64/x
  3. Step 3: Cross multiply
    124,843.36x = 187,264.32 × 41,736.64
  4. Step 4: Simplify right side
    124,843.36x = 7,815,783,508.68
  5. Step 5: Solve for x
    x = 7,815,783,508.68/124,843.36
  6. Step 6: Final answer
    x = 62,604.72

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1.5x scale

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.