Home / 67,378.21-92,982.38-37,164.35

Finding the Fourth Proportional to 67,378.21, 92,982.38 and 37,164.35

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Solution

The fourth proportional to 67,378.21, 92,982.38 and 37,164.35 is: 51,287.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,378.21 : 92,982.38 = 37,164.35 : x
  2. Step 2: Convert to fraction form
    67,378.21/92,982.38 = 37,164.35/x
  3. Step 3: Cross multiply
    67,378.21x = 92,982.38 × 37,164.35
  4. Step 4: Simplify right side
    67,378.21x = 3,455,629,760.79
  5. Step 5: Solve for x
    x = 3,455,629,760.79/67,378.21
  6. Step 6: Final answer
    x = 51,287.05

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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.