Home / 200,515.04-276,710.64-109,874.42

Finding the Fourth Proportional to 200,515.04, 276,710.64 and 109,874.42

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Solution

The fourth proportional to 200,515.04, 276,710.64 and 109,874.42 is: 151,626.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,515.04 : 276,710.64 = 109,874.42 : x
  2. Step 2: Convert to fraction form
    200,515.04/276,710.64 = 109,874.42/x
  3. Step 3: Cross multiply
    200,515.04x = 276,710.64 × 109,874.42
  4. Step 4: Simplify right side
    200,515.04x = 30,403,421,077.83
  5. Step 5: Solve for x
    x = 30,403,421,077.83/200,515.04
  6. Step 6: Final answer
    x = 151,626.64

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1.5x scale

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.