Home / 92,831.30-139,122.22-50,648.17

Finding the Fourth Proportional to 92,831.30, 139,122.22 and 50,648.17

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Solution

The fourth proportional to 92,831.30, 139,122.22 and 50,648.17 is: 75,904.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,831.30 : 139,122.22 = 50,648.17 : x
  2. Step 2: Convert to fraction form
    92,831.30/139,122.22 = 50,648.17/x
  3. Step 3: Cross multiply
    92,831.30x = 139,122.22 × 50,648.17
  4. Step 4: Simplify right side
    92,831.30x = 7,046,285,596.10
  5. Step 5: Solve for x
    x = 7,046,285,596.10/92,831.30
  6. Step 6: Final answer
    x = 75,904.20

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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.