Home / 133,675.45-200,513.32-40,181.20

Finding the Fourth Proportional to 133,675.45, 200,513.32 and 40,181.20

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Solution

The fourth proportional to 133,675.45, 200,513.32 and 40,181.20 is: 60,271.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,675.45 : 200,513.32 = 40,181.20 : x
  2. Step 2: Convert to fraction form
    133,675.45/200,513.32 = 40,181.20/x
  3. Step 3: Cross multiply
    133,675.45x = 200,513.32 × 40,181.20
  4. Step 4: Simplify right side
    133,675.45x = 8,056,864,811.02
  5. Step 5: Solve for x
    x = 8,056,864,811.02/133,675.45
  6. Step 6: Final answer
    x = 60,271.84

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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.