Home / 106,361.04-159,541.39-49,403.80

Finding the Fourth Proportional to 106,361.04, 159,541.39 and 49,403.80

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Solution

The fourth proportional to 106,361.04, 159,541.39 and 49,403.80 is: 74,105.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,361.04 : 159,541.39 = 49,403.80 : x
  2. Step 2: Convert to fraction form
    106,361.04/159,541.39 = 49,403.80/x
  3. Step 3: Cross multiply
    106,361.04x = 159,541.39 × 49,403.80
  4. Step 4: Simplify right side
    106,361.04x = 7,881,949,878.56
  5. Step 5: Solve for x
    x = 7,881,949,878.56/106,361.04
  6. Step 6: Final answer
    x = 74,105.61

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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.