Home / 251,391.36-377,006.04-82,872.48

Finding the Fourth Proportional to 251,391.36, 377,006.04 and 82,872.48

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Solution

The fourth proportional to 251,391.36, 377,006.04 and 82,872.48 is: 124,282.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,391.36 : 377,006.04 = 82,872.48 : x
  2. Step 2: Convert to fraction form
    251,391.36/377,006.04 = 82,872.48/x
  3. Step 3: Cross multiply
    251,391.36x = 377,006.04 × 82,872.48
  4. Step 4: Simplify right side
    251,391.36x = 31,243,425,509.78
  5. Step 5: Solve for x
    x = 31,243,425,509.78/251,391.36
  6. Step 6: Final answer
    x = 124,282.02

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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.