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Finding the Fourth Proportional to 63,285.33, 87,335.52 and 34,992.03

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Solution

The fourth proportional to 63,285.33, 87,335.52 and 34,992.03 is: 48,289.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,285.33 : 87,335.52 = 34,992.03 : x
  2. Step 2: Convert to fraction form
    63,285.33/87,335.52 = 34,992.03/x
  3. Step 3: Cross multiply
    63,285.33x = 87,335.52 × 34,992.03
  4. Step 4: Simplify right side
    63,285.33x = 3,056,047,135.91
  5. Step 5: Solve for x
    x = 3,056,047,135.91/63,285.33
  6. Step 6: Final answer
    x = 48,289.98

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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.