Home / 49,172.16-73,783.68-22,869.12

Finding the Fourth Proportional to 49,172.16, 73,783.68 and 22,869.12

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Solution

The fourth proportional to 49,172.16, 73,783.68 and 22,869.12 is: 34,315.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,172.16 : 73,783.68 = 22,869.12 : x
  2. Step 2: Convert to fraction form
    49,172.16/73,783.68 = 22,869.12/x
  3. Step 3: Cross multiply
    49,172.16x = 73,783.68 × 22,869.12
  4. Step 4: Simplify right side
    49,172.16x = 1,687,367,831.96
  5. Step 5: Solve for x
    x = 1,687,367,831.96/49,172.16
  6. Step 6: Final answer
    x = 34,315.51

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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.