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Finding the Fourth Proportional to 45,768.25, 63,161.15 and 25,896.25

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Solution

The fourth proportional to 45,768.25, 63,161.15 and 25,896.25 is: 35,737.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,768.25 : 63,161.15 = 25,896.25 : x
  2. Step 2: Convert to fraction form
    45,768.25/63,161.15 = 25,896.25/x
  3. Step 3: Cross multiply
    45,768.25x = 63,161.15 × 25,896.25
  4. Step 4: Simplify right side
    45,768.25x = 1,635,636,801.21
  5. Step 5: Solve for x
    x = 1,635,636,801.21/45,768.25
  6. Step 6: Final answer
    x = 35,737.37

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1.5x scale

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.