Home / 251,531.40-377,256.09-73,996.89

Finding the Fourth Proportional to 251,531.40, 377,256.09 and 73,996.89

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Solution

The fourth proportional to 251,531.40, 377,256.09 and 73,996.89 is: 110,983.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,531.40 : 377,256.09 = 73,996.89 : x
  2. Step 2: Convert to fraction form
    251,531.40/377,256.09 = 73,996.89/x
  3. Step 3: Cross multiply
    251,531.40x = 377,256.09 × 73,996.89
  4. Step 4: Simplify right side
    251,531.40x = 27,915,777,393.56
  5. Step 5: Solve for x
    x = 27,915,777,393.56/251,531.40
  6. Step 6: Final answer
    x = 110,983.27

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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.