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Finding the Fourth Proportional to 133,487.19, 200,230.48 and 33,655.20

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Solution

The fourth proportional to 133,487.19, 200,230.48 and 33,655.20 is: 50,482.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,487.19 : 200,230.48 = 33,655.20 : x
  2. Step 2: Convert to fraction form
    133,487.19/200,230.48 = 33,655.20/x
  3. Step 3: Cross multiply
    133,487.19x = 200,230.48 × 33,655.20
  4. Step 4: Simplify right side
    133,487.19x = 6,738,796,141.70
  5. Step 5: Solve for x
    x = 6,738,796,141.70/133,487.19
  6. Step 6: Final answer
    x = 50,482.72

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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.