Home / 165,189.92-228,007.10-97,228.69

Finding the Fourth Proportional to 165,189.92, 228,007.10 and 97,228.69

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Solution

The fourth proportional to 165,189.92, 228,007.10 and 97,228.69 is: 134,202.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,189.92 : 228,007.10 = 97,228.69 : x
  2. Step 2: Convert to fraction form
    165,189.92/228,007.10 = 97,228.69/x
  3. Step 3: Cross multiply
    165,189.92x = 228,007.10 × 97,228.69
  4. Step 4: Simplify right side
    165,189.92x = 22,168,831,316.75
  5. Step 5: Solve for x
    x = 22,168,831,316.75/165,189.92
  6. Step 6: Final answer
    x = 134,202.09

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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.