Home / 165,532.86-228,419.55-92,919.11

Finding the Fourth Proportional to 165,532.86, 228,419.55 and 92,919.11

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Solution

The fourth proportional to 165,532.86, 228,419.55 and 92,919.11 is: 128,219.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,532.86 : 228,419.55 = 92,919.11 : x
  2. Step 2: Convert to fraction form
    165,532.86/228,419.55 = 92,919.11/x
  3. Step 3: Cross multiply
    165,532.86x = 228,419.55 × 92,919.11
  4. Step 4: Simplify right side
    165,532.86x = 21,224,540,150.50
  5. Step 5: Solve for x
    x = 21,224,540,150.50/165,532.86
  6. Step 6: Final answer
    x = 128,219.50

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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.