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Finding the Fourth Proportional to 45,763.59, 68,750.40 and 32,469.37

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Solution

The fourth proportional to 45,763.59, 68,750.40 and 32,469.37 is: 48,778.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,763.59 : 68,750.40 = 32,469.37 : x
  2. Step 2: Convert to fraction form
    45,763.59/68,750.40 = 32,469.37/x
  3. Step 3: Cross multiply
    45,763.59x = 68,750.40 × 32,469.37
  4. Step 4: Simplify right side
    45,763.59x = 2,232,282,125.13
  5. Step 5: Solve for x
    x = 2,232,282,125.13/45,763.59
  6. Step 6: Final answer
    x = 48,778.56

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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.