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Finding the Fourth Proportional to 167,136.57, 230,562.57 and 109,767.66

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Solution

The fourth proportional to 167,136.57, 230,562.57 and 109,767.66 is: 151,422.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,136.57 : 230,562.57 = 109,767.66 : x
  2. Step 2: Convert to fraction form
    167,136.57/230,562.57 = 109,767.66/x
  3. Step 3: Cross multiply
    167,136.57x = 230,562.57 × 109,767.66
  4. Step 4: Simplify right side
    167,136.57x = 25,308,313,792.49
  5. Step 5: Solve for x
    x = 25,308,313,792.49/167,136.57
  6. Step 6: Final answer
    x = 151,422.96

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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.