Home / 236,964.70-355,436.11-59,467.78

Finding the Fourth Proportional to 236,964.70, 355,436.11 and 59,467.78

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Solution

The fourth proportional to 236,964.70, 355,436.11 and 59,467.78 is: 89,198.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,964.70 : 355,436.11 = 59,467.78 : x
  2. Step 2: Convert to fraction form
    236,964.70/355,436.11 = 59,467.78/x
  3. Step 3: Cross multiply
    236,964.70x = 355,436.11 × 59,467.78
  4. Step 4: Simplify right side
    236,964.70x = 21,136,996,393.54
  5. Step 5: Solve for x
    x = 21,136,996,393.54/236,964.70
  6. Step 6: Final answer
    x = 89,198.92

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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.