Home / 76,266.24-114,331.30-38,805.36

Finding the Fourth Proportional to 76,266.24, 114,331.30 and 38,805.36

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Solution

The fourth proportional to 76,266.24, 114,331.30 and 38,805.36 is: 58,173.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,266.24 : 114,331.30 = 38,805.36 : x
  2. Step 2: Convert to fraction form
    76,266.24/114,331.30 = 38,805.36/x
  3. Step 3: Cross multiply
    76,266.24x = 114,331.30 × 38,805.36
  4. Step 4: Simplify right side
    76,266.24x = 4,436,667,255.77
  5. Step 5: Solve for x
    x = 4,436,667,255.77/76,266.24
  6. Step 6: Final answer
    x = 58,173.41

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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.