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Finding the Fourth Proportional to 62,165.63, 93,137.87 and 35,815.92

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Solution

The fourth proportional to 62,165.63, 93,137.87 and 35,815.92 is: 53,660.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,165.63 : 93,137.87 = 35,815.92 : x
  2. Step 2: Convert to fraction form
    62,165.63/93,137.87 = 35,815.92/x
  3. Step 3: Cross multiply
    62,165.63x = 93,137.87 × 35,815.92
  4. Step 4: Simplify right side
    62,165.63x = 3,335,818,321.81
  5. Step 5: Solve for x
    x = 3,335,818,321.81/62,165.63
  6. Step 6: Final answer
    x = 53,660.18

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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.