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Finding the Fourth Proportional to 64,748.70, 97,180.74 and 33,180.26

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Solution

The fourth proportional to 64,748.70, 97,180.74 and 33,180.26 is: 49,799.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,748.70 : 97,180.74 = 33,180.26 : x
  2. Step 2: Convert to fraction form
    64,748.70/97,180.74 = 33,180.26/x
  3. Step 3: Cross multiply
    64,748.70x = 97,180.74 × 33,180.26
  4. Step 4: Simplify right side
    64,748.70x = 3,224,481,734.29
  5. Step 5: Solve for x
    x = 3,224,481,734.29/64,748.70
  6. Step 6: Final answer
    x = 49,799.95

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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.