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Finding the Fourth Proportional to 63,035.20, 94,552.80 and 57,494.80

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Solution

The fourth proportional to 63,035.20, 94,552.80 and 57,494.80 is: 86,242.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,035.20 : 94,552.80 = 57,494.80 : x
  2. Step 2: Convert to fraction form
    63,035.20/94,552.80 = 57,494.80/x
  3. Step 3: Cross multiply
    63,035.20x = 94,552.80 × 57,494.80
  4. Step 4: Simplify right side
    63,035.20x = 5,436,294,325.44
  5. Step 5: Solve for x
    x = 5,436,294,325.44/63,035.20
  6. Step 6: Final answer
    x = 86,242.20

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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.