Home / 52,136.26-78,215.32-22,558.30

Finding the Fourth Proportional to 52,136.26, 78,215.32 and 22,558.30

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Solution

The fourth proportional to 52,136.26, 78,215.32 and 22,558.30 is: 33,842.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,136.26 : 78,215.32 = 22,558.30 : x
  2. Step 2: Convert to fraction form
    52,136.26/78,215.32 = 22,558.30/x
  3. Step 3: Cross multiply
    52,136.26x = 78,215.32 × 22,558.30
  4. Step 4: Simplify right side
    52,136.26x = 1,764,404,653.16
  5. Step 5: Solve for x
    x = 1,764,404,653.16/52,136.26
  6. Step 6: Final answer
    x = 33,842.18

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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.