Home / 73,991.10-111,014.64-44,429.58

Finding the Fourth Proportional to 73,991.10, 111,014.64 and 44,429.58

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Solution

The fourth proportional to 73,991.10, 111,014.64 and 44,429.58 is: 66,661.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,991.10 : 111,014.64 = 44,429.58 : x
  2. Step 2: Convert to fraction form
    73,991.10/111,014.64 = 44,429.58/x
  3. Step 3: Cross multiply
    73,991.10x = 111,014.64 × 44,429.58
  4. Step 4: Simplify right side
    73,991.10x = 4,932,333,829.05
  5. Step 5: Solve for x
    x = 4,932,333,829.05/73,991.10
  6. Step 6: Final answer
    x = 66,661.18

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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.