Home / 199,669.91-275,545.04-109,026.65

Finding the Fourth Proportional to 199,669.91, 275,545.04 and 109,026.65

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Solution

The fourth proportional to 199,669.91, 275,545.04 and 109,026.65 is: 150,457.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,669.91 : 275,545.04 = 109,026.65 : x
  2. Step 2: Convert to fraction form
    199,669.91/275,545.04 = 109,026.65/x
  3. Step 3: Cross multiply
    199,669.91x = 275,545.04 × 109,026.65
  4. Step 4: Simplify right side
    199,669.91x = 30,041,752,635.32
  5. Step 5: Solve for x
    x = 30,041,752,635.32/199,669.91
  6. Step 6: Final answer
    x = 150,457.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.