Home / 101,136.10-151,764.90-41,965.60

Finding the Fourth Proportional to 101,136.10, 151,764.90 and 41,965.60

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Solution

The fourth proportional to 101,136.10, 151,764.90 and 41,965.60 is: 62,973.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,136.10 : 151,764.90 = 41,965.60 : x
  2. Step 2: Convert to fraction form
    101,136.10/151,764.90 = 41,965.60/x
  3. Step 3: Cross multiply
    101,136.10x = 151,764.90 × 41,965.60
  4. Step 4: Simplify right side
    101,136.10x = 6,368,905,087.44
  5. Step 5: Solve for x
    x = 6,368,905,087.44/101,136.10
  6. Step 6: Final answer
    x = 62,973.61

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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.