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Finding the Fourth Proportional to 192,967.01, 266,424.42 and 120,480.26

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Solution

The fourth proportional to 192,967.01, 266,424.42 and 120,480.26 is: 166,343.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,967.01 : 266,424.42 = 120,480.26 : x
  2. Step 2: Convert to fraction form
    192,967.01/266,424.42 = 120,480.26/x
  3. Step 3: Cross multiply
    192,967.01x = 266,424.42 × 120,480.26
  4. Step 4: Simplify right side
    192,967.01x = 32,098,884,010.27
  5. Step 5: Solve for x
    x = 32,098,884,010.27/192,967.01
  6. Step 6: Final answer
    x = 166,343.90

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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.