Home / 67,372.14-92,982.19-56,022.12

Finding the Fourth Proportional to 67,372.14, 92,982.19 and 56,022.12

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Solution

The fourth proportional to 67,372.14, 92,982.19 and 56,022.12 is: 77,317.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,372.14 : 92,982.19 = 56,022.12 : x
  2. Step 2: Convert to fraction form
    67,372.14/92,982.19 = 56,022.12/x
  3. Step 3: Cross multiply
    67,372.14x = 92,982.19 × 56,022.12
  4. Step 4: Simplify right side
    67,372.14x = 5,209,059,406.04
  5. Step 5: Solve for x
    x = 5,209,059,406.04/67,372.14
  6. Step 6: Final answer
    x = 77,317.71

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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.