Home / 75,174.98-112,765.19-25,256.70

Finding the Fourth Proportional to 75,174.98, 112,765.19 and 25,256.70

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Solution

The fourth proportional to 75,174.98, 112,765.19 and 25,256.70 is: 37,885.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,174.98 : 112,765.19 = 25,256.70 : x
  2. Step 2: Convert to fraction form
    75,174.98/112,765.19 = 25,256.70/x
  3. Step 3: Cross multiply
    75,174.98x = 112,765.19 × 25,256.70
  4. Step 4: Simplify right side
    75,174.98x = 2,848,076,447.99
  5. Step 5: Solve for x
    x = 2,848,076,447.99/75,174.98
  6. Step 6: Final answer
    x = 37,885.96

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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.