Home / 200,444.54-276,603.62-109,800.90

Finding the Fourth Proportional to 200,444.54, 276,603.62 and 109,800.90

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Solution

The fourth proportional to 200,444.54, 276,603.62 and 109,800.90 is: 151,519.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,444.54 : 276,603.62 = 109,800.90 : x
  2. Step 2: Convert to fraction form
    200,444.54/276,603.62 = 109,800.90/x
  3. Step 3: Cross multiply
    200,444.54x = 276,603.62 × 109,800.90
  4. Step 4: Simplify right side
    200,444.54x = 30,371,325,870.25
  5. Step 5: Solve for x
    x = 30,371,325,870.25/200,444.54
  6. Step 6: Final answer
    x = 151,519.85

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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.