Home / 251,436.83-377,178.03-82,957.64

Finding the Fourth Proportional to 251,436.83, 377,178.03 and 82,957.64

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Solution

The fourth proportional to 251,436.83, 377,178.03 and 82,957.64 is: 124,443.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,436.83 : 377,178.03 = 82,957.64 : x
  2. Step 2: Convert to fraction form
    251,436.83/377,178.03 = 82,957.64/x
  3. Step 3: Cross multiply
    251,436.83x = 377,178.03 × 82,957.64
  4. Step 4: Simplify right side
    251,436.83x = 31,289,797,342.76
  5. Step 5: Solve for x
    x = 31,289,797,342.76/251,436.83
  6. Step 6: Final answer
    x = 124,443.97

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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.