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Finding the Fourth Proportional to 251,126.01, 376,692.08 and 73,636.56

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Solution

The fourth proportional to 251,126.01, 376,692.08 and 73,636.56 is: 110,455.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,126.01 : 376,692.08 = 73,636.56 : x
  2. Step 2: Convert to fraction form
    251,126.01/376,692.08 = 73,636.56/x
  3. Step 3: Cross multiply
    251,126.01x = 376,692.08 × 73,636.56
  4. Step 4: Simplify right side
    251,126.01x = 27,738,308,582.26
  5. Step 5: Solve for x
    x = 27,738,308,582.26/251,126.01
  6. Step 6: Final answer
    x = 110,455.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.