Home / 126,831.24-175,028.58-70,243.56

Finding the Fourth Proportional to 126,831.24, 175,028.58 and 70,243.56

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Solution

The fourth proportional to 126,831.24, 175,028.58 and 70,243.56 is: 96,936.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,831.24 : 175,028.58 = 70,243.56 : x
  2. Step 2: Convert to fraction form
    126,831.24/175,028.58 = 70,243.56/x
  3. Step 3: Cross multiply
    126,831.24x = 175,028.58 × 70,243.56
  4. Step 4: Simplify right side
    126,831.24x = 12,294,630,560.94
  5. Step 5: Solve for x
    x = 12,294,630,560.94/126,831.24
  6. Step 6: Final answer
    x = 96,936.93

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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.