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Finding the Fourth Proportional to 67,882.79, 93,684.13 and 37,674.02

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Solution

The fourth proportional to 67,882.79, 93,684.13 and 37,674.02 is: 51,993.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,882.79 : 93,684.13 = 37,674.02 : x
  2. Step 2: Convert to fraction form
    67,882.79/93,684.13 = 37,674.02/x
  3. Step 3: Cross multiply
    67,882.79x = 93,684.13 × 37,674.02
  4. Step 4: Simplify right side
    67,882.79x = 3,529,457,927.33
  5. Step 5: Solve for x
    x = 3,529,457,927.33/67,882.79
  6. Step 6: Final answer
    x = 51,993.41

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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.