Home / 76,239.12-114,353.20-23,647.24

Finding the Fourth Proportional to 76,239.12, 114,353.20 and 23,647.24

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Solution

The fourth proportional to 76,239.12, 114,353.20 and 23,647.24 is: 35,469.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,239.12 : 114,353.20 = 23,647.24 : x
  2. Step 2: Convert to fraction form
    76,239.12/114,353.20 = 23,647.24/x
  3. Step 3: Cross multiply
    76,239.12x = 114,353.20 × 23,647.24
  4. Step 4: Simplify right side
    76,239.12x = 2,704,137,565.17
  5. Step 5: Solve for x
    x = 2,704,137,565.17/76,239.12
  6. Step 6: Final answer
    x = 35,469.16

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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.