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Finding the Fourth Proportional to 146,893.41, 220,339.71 and 41,712.48

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Solution

The fourth proportional to 146,893.41, 220,339.71 and 41,712.48 is: 62,568.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,893.41 : 220,339.71 = 41,712.48 : x
  2. Step 2: Convert to fraction form
    146,893.41/220,339.71 = 41,712.48/x
  3. Step 3: Cross multiply
    146,893.41x = 220,339.71 × 41,712.48
  4. Step 4: Simplify right side
    146,893.41x = 9,190,915,746.58
  5. Step 5: Solve for x
    x = 9,190,915,746.58/146,893.41
  6. Step 6: Final answer
    x = 62,568.60

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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.