Home / 62,131.73-93,105.43-45,635.09

Finding the Fourth Proportional to 62,131.73, 93,105.43 and 45,635.09

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Solution

The fourth proportional to 62,131.73, 93,105.43 and 45,635.09 is: 68,384.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,131.73 : 93,105.43 = 45,635.09 : x
  2. Step 2: Convert to fraction form
    62,131.73/93,105.43 = 45,635.09/x
  3. Step 3: Cross multiply
    62,131.73x = 93,105.43 × 45,635.09
  4. Step 4: Simplify right side
    62,131.73x = 4,248,874,097.92
  5. Step 5: Solve for x
    x = 4,248,874,097.92/62,131.73
  6. Step 6: Final answer
    x = 68,384.94

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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.