Home / 167,489.55-231,136.44-91,008.84

Finding the Fourth Proportional to 167,489.55, 231,136.44 and 91,008.84

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Solution

The fourth proportional to 167,489.55, 231,136.44 and 91,008.84 is: 125,592.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,489.55 : 231,136.44 = 91,008.84 : x
  2. Step 2: Convert to fraction form
    167,489.55/231,136.44 = 91,008.84/x
  3. Step 3: Cross multiply
    167,489.55x = 231,136.44 × 91,008.84
  4. Step 4: Simplify right side
    167,489.55x = 21,035,459,286.13
  5. Step 5: Solve for x
    x = 21,035,459,286.13/167,489.55
  6. Step 6: Final answer
    x = 125,592.67

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1.5x scale

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.