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Finding the Fourth Proportional to 63,222.78, 87,252.75 and 34,933.53

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Solution

The fourth proportional to 63,222.78, 87,252.75 and 34,933.53 is: 48,211.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,222.78 : 87,252.75 = 34,933.53 : x
  2. Step 2: Convert to fraction form
    63,222.78/87,252.75 = 34,933.53/x
  3. Step 3: Cross multiply
    63,222.78x = 87,252.75 × 34,933.53
  4. Step 4: Simplify right side
    63,222.78x = 3,048,046,559.71
  5. Step 5: Solve for x
    x = 3,048,046,559.71/63,222.78
  6. Step 6: Final answer
    x = 48,211.21

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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.