Home / 98,338.26-147,616.80-50,940.70

Finding the Fourth Proportional to 98,338.26, 147,616.80 and 50,940.70

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Solution

The fourth proportional to 98,338.26, 147,616.80 and 50,940.70 is: 76,467.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,338.26 : 147,616.80 = 50,940.70 : x
  2. Step 2: Convert to fraction form
    98,338.26/147,616.80 = 50,940.70/x
  3. Step 3: Cross multiply
    98,338.26x = 147,616.80 × 50,940.70
  4. Step 4: Simplify right side
    98,338.26x = 7,519,703,123.76
  5. Step 5: Solve for x
    x = 7,519,703,123.76/98,338.26
  6. Step 6: Final answer
    x = 76,467.73

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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.