Home / 73,268.06-109,898.78-30,555.89

Finding the Fourth Proportional to 73,268.06, 109,898.78 and 30,555.89

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Solution

The fourth proportional to 73,268.06, 109,898.78 and 30,555.89 is: 45,832.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,268.06 : 109,898.78 = 30,555.89 : x
  2. Step 2: Convert to fraction form
    73,268.06/109,898.78 = 30,555.89/x
  3. Step 3: Cross multiply
    73,268.06x = 109,898.78 × 30,555.89
  4. Step 4: Simplify right side
    73,268.06x = 3,358,055,269.37
  5. Step 5: Solve for x
    x = 3,358,055,269.37/73,268.06
  6. Step 6: Final answer
    x = 45,832.46

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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.