Home / 67,294.08-92,868.96-39,008.64

Finding the Fourth Proportional to 67,294.08, 92,868.96 and 39,008.64

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Solution

The fourth proportional to 67,294.08, 92,868.96 and 39,008.64 is: 53,833.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,294.08 : 92,868.96 = 39,008.64 : x
  2. Step 2: Convert to fraction form
    67,294.08/92,868.96 = 39,008.64/x
  3. Step 3: Cross multiply
    67,294.08x = 92,868.96 × 39,008.64
  4. Step 4: Simplify right side
    67,294.08x = 3,622,691,827.81
  5. Step 5: Solve for x
    x = 3,622,691,827.81/67,294.08
  6. Step 6: Final answer
    x = 53,833.74

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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.