Home / 299,739.30-449,567.91-100,055.13

Finding the Fourth Proportional to 299,739.30, 449,567.91 and 100,055.13

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Solution

The fourth proportional to 299,739.30, 449,567.91 and 100,055.13 is: 150,069.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,739.30 : 449,567.91 = 100,055.13 : x
  2. Step 2: Convert to fraction form
    299,739.30/449,567.91 = 100,055.13/x
  3. Step 3: Cross multiply
    299,739.30x = 449,567.91 × 100,055.13
  4. Step 4: Simplify right side
    299,739.30x = 44,981,575,678.88
  5. Step 5: Solve for x
    x = 44,981,575,678.88/299,739.30
  6. Step 6: Final answer
    x = 150,069.00

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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.