Home / 303,074.10-454,611.15-92,711.70

Finding the Fourth Proportional to 303,074.10, 454,611.15 and 92,711.70

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Solution

The fourth proportional to 303,074.10, 454,611.15 and 92,711.70 is: 139,067.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,074.10 : 454,611.15 = 92,711.70 : x
  2. Step 2: Convert to fraction form
    303,074.10/454,611.15 = 92,711.70/x
  3. Step 3: Cross multiply
    303,074.10x = 454,611.15 × 92,711.70
  4. Step 4: Simplify right side
    303,074.10x = 42,147,772,555.46
  5. Step 5: Solve for x
    x = 42,147,772,555.46/303,074.10
  6. Step 6: Final answer
    x = 139,067.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.