Home / 199,444.44-299,169.30-66,324.72

Finding the Fourth Proportional to 199,444.44, 299,169.30 and 66,324.72

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Solution

The fourth proportional to 199,444.44, 299,169.30 and 66,324.72 is: 99,487.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,444.44 : 299,169.30 = 66,324.72 : x
  2. Step 2: Convert to fraction form
    199,444.44/299,169.30 = 66,324.72/x
  3. Step 3: Cross multiply
    199,444.44x = 299,169.30 × 66,324.72
  4. Step 4: Simplify right side
    199,444.44x = 19,842,320,055.10
  5. Step 5: Solve for x
    x = 19,842,320,055.10/199,444.44
  6. Step 6: Final answer
    x = 99,487.96

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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.