Home / 214,021.50-295,349.04-123,376.97

Finding the Fourth Proportional to 214,021.50, 295,349.04 and 123,376.97

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Solution

The fourth proportional to 214,021.50, 295,349.04 and 123,376.97 is: 170,259.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,021.50 : 295,349.04 = 123,376.97 : x
  2. Step 2: Convert to fraction form
    214,021.50/295,349.04 = 123,376.97/x
  3. Step 3: Cross multiply
    214,021.50x = 295,349.04 × 123,376.97
  4. Step 4: Simplify right side
    214,021.50x = 36,439,268,170.86
  5. Step 5: Solve for x
    x = 36,439,268,170.86/214,021.50
  6. Step 6: Final answer
    x = 170,259.85

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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.