Home / 67,264.38-92,824.84-38,986.48

Finding the Fourth Proportional to 67,264.38, 92,824.84 and 38,986.48

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Solution

The fourth proportional to 67,264.38, 92,824.84 and 38,986.48 is: 53,801.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,264.38 : 92,824.84 = 38,986.48 : x
  2. Step 2: Convert to fraction form
    67,264.38/92,824.84 = 38,986.48/x
  3. Step 3: Cross multiply
    67,264.38x = 92,824.84 × 38,986.48
  4. Step 4: Simplify right side
    67,264.38x = 3,618,913,768.16
  5. Step 5: Solve for x
    x = 3,618,913,768.16/67,264.38
  6. Step 6: Final answer
    x = 53,801.34

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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.