Home / 107,739.60-161,868.60-96,334.80

Finding the Fourth Proportional to 107,739.60, 161,868.60 and 96,334.80

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Solution

The fourth proportional to 107,739.60, 161,868.60 and 96,334.80 is: 144,733.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,739.60 : 161,868.60 = 96,334.80 : x
  2. Step 2: Convert to fraction form
    107,739.60/161,868.60 = 96,334.80/x
  3. Step 3: Cross multiply
    107,739.60x = 161,868.60 × 96,334.80
  4. Step 4: Simplify right side
    107,739.60x = 15,593,579,207.28
  5. Step 5: Solve for x
    x = 15,593,579,207.28/107,739.60
  6. Step 6: Final answer
    x = 144,733.96

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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.