Home / 165,738.41-228,708.24-97,739.80

Finding the Fourth Proportional to 165,738.41, 228,708.24 and 97,739.80

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Solution

The fourth proportional to 165,738.41, 228,708.24 and 97,739.80 is: 134,874.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,738.41 : 228,708.24 = 97,739.80 : x
  2. Step 2: Convert to fraction form
    165,738.41/228,708.24 = 97,739.80/x
  3. Step 3: Cross multiply
    165,738.41x = 228,708.24 × 97,739.80
  4. Step 4: Simplify right side
    165,738.41x = 22,353,898,533.93
  5. Step 5: Solve for x
    x = 22,353,898,533.93/165,738.41
  6. Step 6: Final answer
    x = 134,874.58

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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.