Home / 67,644.82-93,349.96-37,431.42

Finding the Fourth Proportional to 67,644.82, 93,349.96 and 37,431.42

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Solution

The fourth proportional to 67,644.82, 93,349.96 and 37,431.42 is: 51,655.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,644.82 : 93,349.96 = 37,431.42 : x
  2. Step 2: Convert to fraction form
    67,644.82/93,349.96 = 37,431.42/x
  3. Step 3: Cross multiply
    67,644.82x = 93,349.96 × 37,431.42
  4. Step 4: Simplify right side
    67,644.82x = 3,494,221,092.99
  5. Step 5: Solve for x
    x = 3,494,221,092.99/67,644.82
  6. Step 6: Final answer
    x = 51,655.41

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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.