Home / 200,618.02-276,855.96-120,048.94

Finding the Fourth Proportional to 200,618.02, 276,855.96 and 120,048.94

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Solution

The fourth proportional to 200,618.02, 276,855.96 and 120,048.94 is: 165,669.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,618.02 : 276,855.96 = 120,048.94 : x
  2. Step 2: Convert to fraction form
    200,618.02/276,855.96 = 120,048.94/x
  3. Step 3: Cross multiply
    200,618.02x = 276,855.96 × 120,048.94
  4. Step 4: Simplify right side
    200,618.02x = 33,236,264,530.68
  5. Step 5: Solve for x
    x = 33,236,264,530.68/200,618.02
  6. Step 6: Final answer
    x = 165,669.39

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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.