Home / 67,734.49-93,476.97-40,876.54

Finding the Fourth Proportional to 67,734.49, 93,476.97 and 40,876.54

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Solution

The fourth proportional to 67,734.49, 93,476.97 and 40,876.54 is: 56,411.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,734.49 : 93,476.97 = 40,876.54 : x
  2. Step 2: Convert to fraction form
    67,734.49/93,476.97 = 40,876.54/x
  3. Step 3: Cross multiply
    67,734.49x = 93,476.97 × 40,876.54
  4. Step 4: Simplify right side
    67,734.49x = 3,821,015,103.28
  5. Step 5: Solve for x
    x = 3,821,015,103.28/67,734.49
  6. Step 6: Final answer
    x = 56,411.66

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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.