Home / 200,222.81-276,280.20-119,633.30

Finding the Fourth Proportional to 200,222.81, 276,280.20 and 119,633.30

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Solution

The fourth proportional to 200,222.81, 276,280.20 and 119,633.30 is: 165,077.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,222.81 : 276,280.20 = 119,633.30 : x
  2. Step 2: Convert to fraction form
    200,222.81/276,280.20 = 119,633.30/x
  3. Step 3: Cross multiply
    200,222.81x = 276,280.20 × 119,633.30
  4. Step 4: Simplify right side
    200,222.81x = 33,052,310,669.26
  5. Step 5: Solve for x
    x = 33,052,310,669.26/200,222.81
  6. Step 6: Final answer
    x = 165,077.65

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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.