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Finding the Fourth Proportional to 58,843.78, 81,195.96 and 34,630.36

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Solution

The fourth proportional to 58,843.78, 81,195.96 and 34,630.36 is: 47,784.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,843.78 : 81,195.96 = 34,630.36 : x
  2. Step 2: Convert to fraction form
    58,843.78/81,195.96 = 34,630.36/x
  3. Step 3: Cross multiply
    58,843.78x = 81,195.96 × 34,630.36
  4. Step 4: Simplify right side
    58,843.78x = 2,811,845,325.35
  5. Step 5: Solve for x
    x = 2,811,845,325.35/58,843.78
  6. Step 6: Final answer
    x = 47,784.92

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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.