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Finding the Fourth Proportional to 119,196.42, 178,793.42 and 36,090.42

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Solution

The fourth proportional to 119,196.42, 178,793.42 and 36,090.42 is: 54,135.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,196.42 : 178,793.42 = 36,090.42 : x
  2. Step 2: Convert to fraction form
    119,196.42/178,793.42 = 36,090.42/x
  3. Step 3: Cross multiply
    119,196.42x = 178,793.42 × 36,090.42
  4. Step 4: Simplify right side
    119,196.42x = 6,452,729,440.58
  5. Step 5: Solve for x
    x = 6,452,729,440.58/119,196.42
  6. Step 6: Final answer
    x = 54,135.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.