Home / 251,255.36-376,802.01-82,735.63

Finding the Fourth Proportional to 251,255.36, 376,802.01 and 82,735.63

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Solution

The fourth proportional to 251,255.36, 376,802.01 and 82,735.63 is: 124,076.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,255.36 : 376,802.01 = 82,735.63 : x
  2. Step 2: Convert to fraction form
    251,255.36/376,802.01 = 82,735.63/x
  3. Step 3: Cross multiply
    251,255.36x = 376,802.01 × 82,735.63
  4. Step 4: Simplify right side
    251,255.36x = 31,174,950,740.61
  5. Step 5: Solve for x
    x = 31,174,950,740.61/251,255.36
  6. Step 6: Final answer
    x = 124,076.76

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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.