Home / 165,492.68-228,311.30-108,112.28

Finding the Fourth Proportional to 165,492.68, 228,311.30 and 108,112.28

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Solution

The fourth proportional to 165,492.68, 228,311.30 and 108,112.28 is: 149,150.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,492.68 : 228,311.30 = 108,112.28 : x
  2. Step 2: Convert to fraction form
    165,492.68/228,311.30 = 108,112.28/x
  3. Step 3: Cross multiply
    165,492.68x = 228,311.30 × 108,112.28
  4. Step 4: Simplify right side
    165,492.68x = 24,683,255,192.76
  5. Step 5: Solve for x
    x = 24,683,255,192.76/165,492.68
  6. Step 6: Final answer
    x = 149,150.13

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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.