Home / 126,271.12-174,258.33-68,913.58

Finding the Fourth Proportional to 126,271.12, 174,258.33 and 68,913.58

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Solution

The fourth proportional to 126,271.12, 174,258.33 and 68,913.58 is: 95,103.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,271.12 : 174,258.33 = 68,913.58 : x
  2. Step 2: Convert to fraction form
    126,271.12/174,258.33 = 68,913.58/x
  3. Step 3: Cross multiply
    126,271.12x = 174,258.33 × 68,913.58
  4. Step 4: Simplify right side
    126,271.12x = 12,008,765,365.12
  5. Step 5: Solve for x
    x = 12,008,765,365.12/126,271.12
  6. Step 6: Final answer
    x = 95,103.02

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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.