Home / 119,308.48-178,958.60-30,562.86

Finding the Fourth Proportional to 119,308.48, 178,958.60 and 30,562.86

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Solution

The fourth proportional to 119,308.48, 178,958.60 and 30,562.86 is: 45,843.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,308.48 : 178,958.60 = 30,562.86 : x
  2. Step 2: Convert to fraction form
    119,308.48/178,958.60 = 30,562.86/x
  3. Step 3: Cross multiply
    119,308.48x = 178,958.60 × 30,562.86
  4. Step 4: Simplify right side
    119,308.48x = 5,469,486,637.60
  5. Step 5: Solve for x
    x = 5,469,486,637.60/119,308.48
  6. Step 6: Final answer
    x = 45,843.23

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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.