Home / 200,648.21-276,887.03-110,002.05

Finding the Fourth Proportional to 200,648.21, 276,887.03 and 110,002.05

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Solution

The fourth proportional to 200,648.21, 276,887.03 and 110,002.05 is: 151,798.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,648.21 : 276,887.03 = 110,002.05 : x
  2. Step 2: Convert to fraction form
    200,648.21/276,887.03 = 110,002.05/x
  3. Step 3: Cross multiply
    200,648.21x = 276,887.03 × 110,002.05
  4. Step 4: Simplify right side
    200,648.21x = 30,458,140,368.40
  5. Step 5: Solve for x
    x = 30,458,140,368.40/200,648.21
  6. Step 6: Final answer
    x = 151,798.72

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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.