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Finding the Fourth Proportional to 64,732.64, 97,136.72 and 27,290.44

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Solution

The fourth proportional to 64,732.64, 97,136.72 and 27,290.44 is: 40,951.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,732.64 : 97,136.72 = 27,290.44 : x
  2. Step 2: Convert to fraction form
    64,732.64/97,136.72 = 27,290.44/x
  3. Step 3: Cross multiply
    64,732.64x = 97,136.72 × 27,290.44
  4. Step 4: Simplify right side
    64,732.64x = 2,650,903,828.96
  5. Step 5: Solve for x
    x = 2,650,903,828.96/64,732.64
  6. Step 6: Final answer
    x = 40,951.58

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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.