Home / 67,298.94-92,872.54-39,021.03

Finding the Fourth Proportional to 67,298.94, 92,872.54 and 39,021.03

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Solution

The fourth proportional to 67,298.94, 92,872.54 and 39,021.03 is: 53,849.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,298.94 : 92,872.54 = 39,021.03 : x
  2. Step 2: Convert to fraction form
    67,298.94/92,872.54 = 39,021.03/x
  3. Step 3: Cross multiply
    67,298.94x = 92,872.54 × 39,021.03
  4. Step 4: Simplify right side
    67,298.94x = 3,623,981,821.24
  5. Step 5: Solve for x
    x = 3,623,981,821.24/67,298.94
  6. Step 6: Final answer
    x = 53,849.02

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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.