Home / 106,273.56-159,426.12-66,259.96

Finding the Fourth Proportional to 106,273.56, 159,426.12 and 66,259.96

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Solution

The fourth proportional to 106,273.56, 159,426.12 and 66,259.96 is: 99,399.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,273.56 : 159,426.12 = 66,259.96 : x
  2. Step 2: Convert to fraction form
    106,273.56/159,426.12 = 66,259.96/x
  3. Step 3: Cross multiply
    106,273.56x = 159,426.12 × 66,259.96
  4. Step 4: Simplify right side
    106,273.56x = 10,563,568,334.16
  5. Step 5: Solve for x
    x = 10,563,568,334.16/106,273.56
  6. Step 6: Final answer
    x = 99,399.78

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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.