Home / 67,395.35-92,975.49-39,084.62

Finding the Fourth Proportional to 67,395.35, 92,975.49 and 39,084.62

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Solution

The fourth proportional to 67,395.35, 92,975.49 and 39,084.62 is: 53,919.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,395.35 : 92,975.49 = 39,084.62 : x
  2. Step 2: Convert to fraction form
    67,395.35/92,975.49 = 39,084.62/x
  3. Step 3: Cross multiply
    67,395.35x = 92,975.49 × 39,084.62
  4. Step 4: Simplify right side
    67,395.35x = 3,633,911,695.96
  5. Step 5: Solve for x
    x = 3,633,911,695.96/67,395.35
  6. Step 6: Final answer
    x = 53,919.32

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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.