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Finding the Fourth Proportional to 63,270.01, 94,905.14 and 18,893.28

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Solution

The fourth proportional to 63,270.01, 94,905.14 and 18,893.28 is: 28,339.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,270.01 : 94,905.14 = 18,893.28 : x
  2. Step 2: Convert to fraction form
    63,270.01/94,905.14 = 18,893.28/x
  3. Step 3: Cross multiply
    63,270.01x = 94,905.14 × 18,893.28
  4. Step 4: Simplify right side
    63,270.01x = 1,793,069,644.89
  5. Step 5: Solve for x
    x = 1,793,069,644.89/63,270.01
  6. Step 6: Final answer
    x = 28,339.96

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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.