Home / 151,009.14-226,309.58-66,754.97

Finding the Fourth Proportional to 151,009.14, 226,309.58 and 66,754.97

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Solution

The fourth proportional to 151,009.14, 226,309.58 and 66,754.97 is: 100,042.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,009.14 : 226,309.58 = 66,754.97 : x
  2. Step 2: Convert to fraction form
    151,009.14/226,309.58 = 66,754.97/x
  3. Step 3: Cross multiply
    151,009.14x = 226,309.58 × 66,754.97
  4. Step 4: Simplify right side
    151,009.14x = 15,107,287,758.29
  5. Step 5: Solve for x
    x = 15,107,287,758.29/151,009.14
  6. Step 6: Final answer
    x = 100,042.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.