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Finding the Fourth Proportional to 58,052, 80,119.32 and 34,180.88

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Solution

The fourth proportional to 58,052, 80,119.32 and 34,180.88 is: 47,174.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,052 : 80,119.32 = 34,180.88 : x
  2. Step 2: Convert to fraction form
    58,052/80,119.32 = 34,180.88/x
  3. Step 3: Cross multiply
    58,052x = 80,119.32 × 34,180.88
  4. Step 4: Simplify right side
    58,052x = 2,738,548,862.60
  5. Step 5: Solve for x
    x = 2,738,548,862.60/58,052
  6. Step 6: Final answer
    x = 47,174.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.