Home / 200,305.35-276,421.46-109,667.18

Finding the Fourth Proportional to 200,305.35, 276,421.46 and 109,667.18

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Solution

The fourth proportional to 200,305.35, 276,421.46 and 109,667.18 is: 151,340.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,305.35 : 276,421.46 = 109,667.18 : x
  2. Step 2: Convert to fraction form
    200,305.35/276,421.46 = 109,667.18/x
  3. Step 3: Cross multiply
    200,305.35x = 276,421.46 × 109,667.18
  4. Step 4: Simplify right side
    200,305.35x = 30,314,360,079.24
  5. Step 5: Solve for x
    x = 30,314,360,079.24/200,305.35
  6. Step 6: Final answer
    x = 151,340.74

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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.