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Finding the Fourth Proportional to 58,038, 80,092.44 and 34,179.45

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Solution

The fourth proportional to 58,038, 80,092.44 and 34,179.45 is: 47,167.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,038 : 80,092.44 = 34,179.45 : x
  2. Step 2: Convert to fraction form
    58,038/80,092.44 = 34,179.45/x
  3. Step 3: Cross multiply
    58,038x = 80,092.44 × 34,179.45
  4. Step 4: Simplify right side
    58,038x = 2,737,515,548.36
  5. Step 5: Solve for x
    x = 2,737,515,548.36/58,038
  6. Step 6: Final answer
    x = 47,167.64

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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.