Home / 228,200.91-314,910.63-126,230.46

Finding the Fourth Proportional to 228,200.91, 314,910.63 and 126,230.46

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Solution

The fourth proportional to 228,200.91, 314,910.63 and 126,230.46 is: 174,194.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,200.91 : 314,910.63 = 126,230.46 : x
  2. Step 2: Convert to fraction form
    228,200.91/314,910.63 = 126,230.46/x
  3. Step 3: Cross multiply
    228,200.91x = 314,910.63 × 126,230.46
  4. Step 4: Simplify right side
    228,200.91x = 39,751,313,683.79
  5. Step 5: Solve for x
    x = 39,751,313,683.79/228,200.91
  6. Step 6: Final answer
    x = 174,194.37

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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.