Home / 76,625.30-114,942.27-23,319.01

Finding the Fourth Proportional to 76,625.30, 114,942.27 and 23,319.01

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Solution

The fourth proportional to 76,625.30, 114,942.27 and 23,319.01 is: 34,979.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,625.30 : 114,942.27 = 23,319.01 : x
  2. Step 2: Convert to fraction form
    76,625.30/114,942.27 = 23,319.01/x
  3. Step 3: Cross multiply
    76,625.30x = 114,942.27 × 23,319.01
  4. Step 4: Simplify right side
    76,625.30x = 2,680,340,497.95
  5. Step 5: Solve for x
    x = 2,680,340,497.95/76,625.30
  6. Step 6: Final answer
    x = 34,979.84

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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.