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Finding the Fourth Proportional to 266,683.96, 367,952.94 and 151,960.14

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Solution

The fourth proportional to 266,683.96, 367,952.94 and 151,960.14 is: 209,664.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,683.96 : 367,952.94 = 151,960.14 : x
  2. Step 2: Convert to fraction form
    266,683.96/367,952.94 = 151,960.14/x
  3. Step 3: Cross multiply
    266,683.96x = 367,952.94 × 151,960.14
  4. Step 4: Simplify right side
    266,683.96x = 55,914,181,085.78
  5. Step 5: Solve for x
    x = 55,914,181,085.78/266,683.96
  6. Step 6: Final answer
    x = 209,664.58

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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.