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Finding the Fourth Proportional to 200,692.36, 276,955.62 and 110,045.80

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Solution

The fourth proportional to 200,692.36, 276,955.62 and 110,045.80 is: 151,863.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,692.36 : 276,955.62 = 110,045.80 : x
  2. Step 2: Convert to fraction form
    200,692.36/276,955.62 = 110,045.80/x
  3. Step 3: Cross multiply
    200,692.36x = 276,955.62 × 110,045.80
  4. Step 4: Simplify right side
    200,692.36x = 30,477,802,767.40
  5. Step 5: Solve for x
    x = 30,477,802,767.40/200,692.36
  6. Step 6: Final answer
    x = 151,863.29

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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.