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Finding the Fourth Proportional to 163,136.56, 225,135.87 and 95,154.88

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Solution

The fourth proportional to 163,136.56, 225,135.87 and 95,154.88 is: 131,318.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,136.56 : 225,135.87 = 95,154.88 : x
  2. Step 2: Convert to fraction form
    163,136.56/225,135.87 = 95,154.88/x
  3. Step 3: Cross multiply
    163,136.56x = 225,135.87 × 95,154.88
  4. Step 4: Simplify right side
    163,136.56x = 21,422,776,693.55
  5. Step 5: Solve for x
    x = 21,422,776,693.55/163,136.56
  6. Step 6: Final answer
    x = 131,318.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.