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Finding the Fourth Proportional to 62,841.36, 86,708 and 37,356.74

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Solution

The fourth proportional to 62,841.36, 86,708 and 37,356.74 is: 51,544.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,841.36 : 86,708 = 37,356.74 : x
  2. Step 2: Convert to fraction form
    62,841.36/86,708 = 37,356.74/x
  3. Step 3: Cross multiply
    62,841.36x = 86,708 × 37,356.74
  4. Step 4: Simplify right side
    62,841.36x = 3,239,128,211.92
  5. Step 5: Solve for x
    x = 3,239,128,211.92/62,841.36
  6. Step 6: Final answer
    x = 51,544.53

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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.