Home / 165,632.52-228,343.20-111,832.32

Finding the Fourth Proportional to 165,632.52, 228,343.20 and 111,832.32

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Solution

The fourth proportional to 165,632.52, 228,343.20 and 111,832.32 is: 154,173.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,632.52 : 228,343.20 = 111,832.32 : x
  2. Step 2: Convert to fraction form
    165,632.52/228,343.20 = 111,832.32/x
  3. Step 3: Cross multiply
    165,632.52x = 228,343.20 × 111,832.32
  4. Step 4: Simplify right side
    165,632.52x = 25,536,149,812.22
  5. Step 5: Solve for x
    x = 25,536,149,812.22/165,632.52
  6. Step 6: Final answer
    x = 154,173.53

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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.