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Finding the Fourth Proportional to 76,073.01, 114,165.53 and 36,092.07

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Solution

The fourth proportional to 76,073.01, 114,165.53 and 36,092.07 is: 54,164.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,073.01 : 114,165.53 = 36,092.07 : x
  2. Step 2: Convert to fraction form
    76,073.01/114,165.53 = 36,092.07/x
  3. Step 3: Cross multiply
    76,073.01x = 114,165.53 × 36,092.07
  4. Step 4: Simplify right side
    76,073.01x = 4,120,470,119.89
  5. Step 5: Solve for x
    x = 4,120,470,119.89/76,073.01
  6. Step 6: Final answer
    x = 54,164.68

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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.