Home / 76,942.46-115,402.11-24,345.11

Finding the Fourth Proportional to 76,942.46, 115,402.11 and 24,345.11

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Solution

The fourth proportional to 76,942.46, 115,402.11 and 24,345.11 is: 36,514.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,942.46 : 115,402.11 = 24,345.11 : x
  2. Step 2: Convert to fraction form
    76,942.46/115,402.11 = 24,345.11/x
  3. Step 3: Cross multiply
    76,942.46x = 115,402.11 × 24,345.11
  4. Step 4: Simplify right side
    76,942.46x = 2,809,476,485.17
  5. Step 5: Solve for x
    x = 2,809,476,485.17/76,942.46
  6. Step 6: Final answer
    x = 36,514.00

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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.