Home / 67,665.67-93,378.82-37,453.09

Finding the Fourth Proportional to 67,665.67, 93,378.82 and 37,453.09

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Solution

The fourth proportional to 67,665.67, 93,378.82 and 37,453.09 is: 51,685.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,665.67 : 93,378.82 = 37,453.09 : x
  2. Step 2: Convert to fraction form
    67,665.67/93,378.82 = 37,453.09/x
  3. Step 3: Cross multiply
    67,665.67x = 93,378.82 × 37,453.09
  4. Step 4: Simplify right side
    67,665.67x = 3,497,325,349.55
  5. Step 5: Solve for x
    x = 3,497,325,349.55/67,665.67
  6. Step 6: Final answer
    x = 51,685.37

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1.5x scale

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.