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Finding the Fourth Proportional to 45,958.53, 68,996.13 and 39,076.77

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Solution

The fourth proportional to 45,958.53, 68,996.13 and 39,076.77 is: 58,664.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,958.53 : 68,996.13 = 39,076.77 : x
  2. Step 2: Convert to fraction form
    45,958.53/68,996.13 = 39,076.77/x
  3. Step 3: Cross multiply
    45,958.53x = 68,996.13 × 39,076.77
  4. Step 4: Simplify right side
    45,958.53x = 2,696,145,707.52
  5. Step 5: Solve for x
    x = 2,696,145,707.52/45,958.53
  6. Step 6: Final answer
    x = 58,664.75

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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.