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Finding the Fourth Proportional to 63,235.84, 94,865.28 and 21,673.60

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Solution

The fourth proportional to 63,235.84, 94,865.28 and 21,673.60 is: 32,514.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,235.84 : 94,865.28 = 21,673.60 : x
  2. Step 2: Convert to fraction form
    63,235.84/94,865.28 = 21,673.60/x
  3. Step 3: Cross multiply
    63,235.84x = 94,865.28 × 21,673.60
  4. Step 4: Simplify right side
    63,235.84x = 2,056,072,132.61
  5. Step 5: Solve for x
    x = 2,056,072,132.61/63,235.84
  6. Step 6: Final answer
    x = 32,514.35

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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.