Home / 126,905.54-190,358.74-32,135.69

Finding the Fourth Proportional to 126,905.54, 190,358.74 and 32,135.69

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Solution

The fourth proportional to 126,905.54, 190,358.74 and 32,135.69 is: 48,203.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,905.54 : 190,358.74 = 32,135.69 : x
  2. Step 2: Convert to fraction form
    126,905.54/190,358.74 = 32,135.69/x
  3. Step 3: Cross multiply
    126,905.54x = 190,358.74 × 32,135.69
  4. Step 4: Simplify right side
    126,905.54x = 6,117,308,902.73
  5. Step 5: Solve for x
    x = 6,117,308,902.73/126,905.54
  6. Step 6: Final answer
    x = 48,203.64

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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.