Home / 214,120.09-295,624.38-137,673.52

Finding the Fourth Proportional to 214,120.09, 295,624.38 and 137,673.52

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Solution

The fourth proportional to 214,120.09, 295,624.38 and 137,673.52 is: 190,078.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,120.09 : 295,624.38 = 137,673.52 : x
  2. Step 2: Convert to fraction form
    214,120.09/295,624.38 = 137,673.52/x
  3. Step 3: Cross multiply
    214,120.09x = 295,624.38 × 137,673.52
  4. Step 4: Simplify right side
    214,120.09x = 40,699,648,992.42
  5. Step 5: Solve for x
    x = 40,699,648,992.42/214,120.09
  6. Step 6: Final answer
    x = 190,078.61

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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.