Home / 67,734.48-93,476.94-40,876.56

Finding the Fourth Proportional to 67,734.48, 93,476.94 and 40,876.56

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Solution

The fourth proportional to 67,734.48, 93,476.94 and 40,876.56 is: 56,411.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,734.48 : 93,476.94 = 40,876.56 : x
  2. Step 2: Convert to fraction form
    67,734.48/93,476.94 = 40,876.56/x
  3. Step 3: Cross multiply
    67,734.48x = 93,476.94 × 40,876.56
  4. Step 4: Simplify right side
    67,734.48x = 3,821,015,746.53
  5. Step 5: Solve for x
    x = 3,821,015,746.53/67,734.48
  6. Step 6: Final answer
    x = 56,411.68

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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.