Home / 133,670.15-200,505.23-40,175.90

Finding the Fourth Proportional to 133,670.15, 200,505.23 and 40,175.90

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Solution

The fourth proportional to 133,670.15, 200,505.23 and 40,175.90 is: 60,263.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,670.15 : 200,505.23 = 40,175.90 : x
  2. Step 2: Convert to fraction form
    133,670.15/200,505.23 = 40,175.90/x
  3. Step 3: Cross multiply
    133,670.15x = 200,505.23 × 40,175.90
  4. Step 4: Simplify right side
    133,670.15x = 8,055,478,069.96
  5. Step 5: Solve for x
    x = 8,055,478,069.96/133,670.15
  6. Step 6: Final answer
    x = 60,263.85

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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.