Home / 165,293.04-228,103.26-89,841.54

Finding the Fourth Proportional to 165,293.04, 228,103.26 and 89,841.54

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Solution

The fourth proportional to 165,293.04, 228,103.26 and 89,841.54 is: 123,980.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,293.04 : 228,103.26 = 89,841.54 : x
  2. Step 2: Convert to fraction form
    165,293.04/228,103.26 = 89,841.54/x
  3. Step 3: Cross multiply
    165,293.04x = 228,103.26 × 89,841.54
  4. Step 4: Simplify right side
    165,293.04x = 20,493,148,157.42
  5. Step 5: Solve for x
    x = 20,493,148,157.42/165,293.04
  6. Step 6: Final answer
    x = 123,980.71

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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.