Home / 126,099.14-174,027.20-72,394.52

Finding the Fourth Proportional to 126,099.14, 174,027.20 and 72,394.52

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Solution

The fourth proportional to 126,099.14, 174,027.20 and 72,394.52 is: 99,910.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,099.14 : 174,027.20 = 72,394.52 : x
  2. Step 2: Convert to fraction form
    126,099.14/174,027.20 = 72,394.52/x
  3. Step 3: Cross multiply
    126,099.14x = 174,027.20 × 72,394.52
  4. Step 4: Simplify right side
    126,099.14x = 12,598,615,610.94
  5. Step 5: Solve for x
    x = 12,598,615,610.94/126,099.14
  6. Step 6: Final answer
    x = 99,910.40

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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.