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Finding the Fourth Proportional to 63,253.50, 87,289.16 and 34,959.26

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Solution

The fourth proportional to 63,253.50, 87,289.16 and 34,959.26 is: 48,243.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,253.50 : 87,289.16 = 34,959.26 : x
  2. Step 2: Convert to fraction form
    63,253.50/87,289.16 = 34,959.26/x
  3. Step 3: Cross multiply
    63,253.50x = 87,289.16 × 34,959.26
  4. Step 4: Simplify right side
    63,253.50x = 3,051,564,439.62
  5. Step 5: Solve for x
    x = 3,051,564,439.62/63,253.50
  6. Step 6: Final answer
    x = 48,243.41

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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.