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Finding the Fourth Proportional to 62,497.58, 86,244.54 and 35,648.78

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Solution

The fourth proportional to 62,497.58, 86,244.54 and 35,648.78 is: 49,194.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,497.58 : 86,244.54 = 35,648.78 : x
  2. Step 2: Convert to fraction form
    62,497.58/86,244.54 = 35,648.78/x
  3. Step 3: Cross multiply
    62,497.58x = 86,244.54 × 35,648.78
  4. Step 4: Simplify right side
    62,497.58x = 3,074,512,714.59
  5. Step 5: Solve for x
    x = 3,074,512,714.59/62,497.58
  6. Step 6: Final answer
    x = 49,194.11

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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.