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Finding the Fourth Proportional to 101,772.71, 152,551.25 and 34,240.44

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Solution

The fourth proportional to 101,772.71, 152,551.25 and 34,240.44 is: 51,324.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,772.71 : 152,551.25 = 34,240.44 : x
  2. Step 2: Convert to fraction form
    101,772.71/152,551.25 = 34,240.44/x
  3. Step 3: Cross multiply
    101,772.71x = 152,551.25 × 34,240.44
  4. Step 4: Simplify right side
    101,772.71x = 5,223,421,922.55
  5. Step 5: Solve for x
    x = 5,223,421,922.55/101,772.71
  6. Step 6: Final answer
    x = 51,324.39

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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.