Home / 73,080.06-109,303.38-43,022.66

Finding the Fourth Proportional to 73,080.06, 109,303.38 and 43,022.66

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Solution

The fourth proportional to 73,080.06, 109,303.38 and 43,022.66 is: 64,347.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,080.06 : 109,303.38 = 43,022.66 : x
  2. Step 2: Convert to fraction form
    73,080.06/109,303.38 = 43,022.66/x
  3. Step 3: Cross multiply
    73,080.06x = 109,303.38 × 43,022.66
  4. Step 4: Simplify right side
    73,080.06x = 4,702,522,154.59
  5. Step 5: Solve for x
    x = 4,702,522,154.59/73,080.06
  6. Step 6: Final answer
    x = 64,347.54

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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.