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Finding the Fourth Proportional to 65,297.44, 97,946.15 and 43,105.61

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Solution

The fourth proportional to 65,297.44, 97,946.15 and 43,105.61 is: 64,658.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,297.44 : 97,946.15 = 43,105.61 : x
  2. Step 2: Convert to fraction form
    65,297.44/97,946.15 = 43,105.61/x
  3. Step 3: Cross multiply
    65,297.44x = 97,946.15 × 43,105.61
  4. Step 4: Simplify right side
    65,297.44x = 4,222,028,572.24
  5. Step 5: Solve for x
    x = 4,222,028,572.24/65,297.44
  6. Step 6: Final answer
    x = 64,658.41

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Similar ratio
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1.5x scale

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.