Home / 89,072.94-122,922.66-50,831.73

Finding the Fourth Proportional to 89,072.94, 122,922.66 and 50,831.73

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Solution

The fourth proportional to 89,072.94, 122,922.66 and 50,831.73 is: 70,148.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,072.94 : 122,922.66 = 50,831.73 : x
  2. Step 2: Convert to fraction form
    89,072.94/122,922.66 = 50,831.73/x
  3. Step 3: Cross multiply
    89,072.94x = 122,922.66 × 50,831.73
  4. Step 4: Simplify right side
    89,072.94x = 6,248,371,225.73
  5. Step 5: Solve for x
    x = 6,248,371,225.73/89,072.94
  6. Step 6: Final answer
    x = 70,148.92

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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.