Home / 54,831.42-82,251.18-48,302.82

Finding the Fourth Proportional to 54,831.42, 82,251.18 and 48,302.82

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Solution

The fourth proportional to 54,831.42, 82,251.18 and 48,302.82 is: 72,457.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,831.42 : 82,251.18 = 48,302.82 : x
  2. Step 2: Convert to fraction form
    54,831.42/82,251.18 = 48,302.82/x
  3. Step 3: Cross multiply
    54,831.42x = 82,251.18 × 48,302.82
  4. Step 4: Simplify right side
    54,831.42x = 3,972,963,942.33
  5. Step 5: Solve for x
    x = 3,972,963,942.33/54,831.42
  6. Step 6: Final answer
    x = 72,457.80

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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.