Home / 251,437.06-377,178.39-82,957.87

Finding the Fourth Proportional to 251,437.06, 377,178.39 and 82,957.87

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Solution

The fourth proportional to 251,437.06, 377,178.39 and 82,957.87 is: 124,444.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,437.06 : 377,178.39 = 82,957.87 : x
  2. Step 2: Convert to fraction form
    251,437.06/377,178.39 = 82,957.87/x
  3. Step 3: Cross multiply
    251,437.06x = 377,178.39 × 82,957.87
  4. Step 4: Simplify right side
    251,437.06x = 31,289,915,844.43
  5. Step 5: Solve for x
    x = 31,289,915,844.43/251,437.06
  6. Step 6: Final answer
    x = 124,444.33

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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.