Home / 199,514.04-299,095.83-81,284.82

Finding the Fourth Proportional to 199,514.04, 299,095.83 and 81,284.82

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Solution

The fourth proportional to 199,514.04, 299,095.83 and 81,284.82 is: 121,855.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,514.04 : 299,095.83 = 81,284.82 : x
  2. Step 2: Convert to fraction form
    199,514.04/299,095.83 = 81,284.82/x
  3. Step 3: Cross multiply
    199,514.04x = 299,095.83 × 81,284.82
  4. Step 4: Simplify right side
    199,514.04x = 24,311,950,704.30
  5. Step 5: Solve for x
    x = 24,311,950,704.30/199,514.04
  6. Step 6: Final answer
    x = 121,855.84

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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.