Home / 165,861.42-228,880.12-94,231.50

Finding the Fourth Proportional to 165,861.42, 228,880.12 and 94,231.50

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Solution

The fourth proportional to 165,861.42, 228,880.12 and 94,231.50 is: 130,034.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,861.42 : 228,880.12 = 94,231.50 : x
  2. Step 2: Convert to fraction form
    165,861.42/228,880.12 = 94,231.50/x
  3. Step 3: Cross multiply
    165,861.42x = 228,880.12 × 94,231.50
  4. Step 4: Simplify right side
    165,861.42x = 21,567,717,027.78
  5. Step 5: Solve for x
    x = 21,567,717,027.78/165,861.42
  6. Step 6: Final answer
    x = 130,034.56

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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.