Home / 67,155.29-92,672.35-36,940.62

Finding the Fourth Proportional to 67,155.29, 92,672.35 and 36,940.62

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Solution

The fourth proportional to 67,155.29, 92,672.35 and 36,940.62 is: 50,976.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,155.29 : 92,672.35 = 36,940.62 : x
  2. Step 2: Convert to fraction form
    67,155.29/92,672.35 = 36,940.62/x
  3. Step 3: Cross multiply
    67,155.29x = 92,672.35 × 36,940.62
  4. Step 4: Simplify right side
    67,155.29x = 3,423,374,065.86
  5. Step 5: Solve for x
    x = 3,423,374,065.86/67,155.29
  6. Step 6: Final answer
    x = 50,976.98

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1.5x scale

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.