Home / 228,244.91-314,987.27-126,268.61

Finding the Fourth Proportional to 228,244.91, 314,987.27 and 126,268.61

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Solution

The fourth proportional to 228,244.91, 314,987.27 and 126,268.61 is: 174,255.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,244.91 : 314,987.27 = 126,268.61 : x
  2. Step 2: Convert to fraction form
    228,244.91/314,987.27 = 126,268.61/x
  3. Step 3: Cross multiply
    228,244.91x = 314,987.27 × 126,268.61
  4. Step 4: Simplify right side
    228,244.91x = 39,773,002,544.32
  5. Step 5: Solve for x
    x = 39,773,002,544.32/228,244.91
  6. Step 6: Final answer
    x = 174,255.82

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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.