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Finding the Fourth Proportional to 182,172.84, 251,392.36 and 100,504.36

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Solution

The fourth proportional to 182,172.84, 251,392.36 and 100,504.36 is: 138,692.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,172.84 : 251,392.36 = 100,504.36 : x
  2. Step 2: Convert to fraction form
    182,172.84/251,392.36 = 100,504.36/x
  3. Step 3: Cross multiply
    182,172.84x = 251,392.36 × 100,504.36
  4. Step 4: Simplify right side
    182,172.84x = 25,266,028,250.69
  5. Step 5: Solve for x
    x = 25,266,028,250.69/182,172.84
  6. Step 6: Final answer
    x = 138,692.62

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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.