Home / 200,439.65-276,596.02-109,790.93

Finding the Fourth Proportional to 200,439.65, 276,596.02 and 109,790.93

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Solution

The fourth proportional to 200,439.65, 276,596.02 and 109,790.93 is: 151,505.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,439.65 : 276,596.02 = 109,790.93 : x
  2. Step 2: Convert to fraction form
    200,439.65/276,596.02 = 109,790.93/x
  3. Step 3: Cross multiply
    200,439.65x = 276,596.02 × 109,790.93
  4. Step 4: Simplify right side
    200,439.65x = 30,367,734,270.10
  5. Step 5: Solve for x
    x = 30,367,734,270.10/200,439.65
  6. Step 6: Final answer
    x = 151,505.62

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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.