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Finding the Fourth Proportional to 150,298.56, 225,599.78 and 133,312.84

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Solution

The fourth proportional to 150,298.56, 225,599.78 and 133,312.84 is: 200,104.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,298.56 : 225,599.78 = 133,312.84 : x
  2. Step 2: Convert to fraction form
    150,298.56/225,599.78 = 133,312.84/x
  3. Step 3: Cross multiply
    150,298.56x = 225,599.78 × 133,312.84
  4. Step 4: Simplify right side
    150,298.56x = 30,075,347,375.18
  5. Step 5: Solve for x
    x = 30,075,347,375.18/150,298.56
  6. Step 6: Final answer
    x = 200,104.03

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1.5x scale

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.