Home / 146,234.60-219,812.70-135,175.40

Finding the Fourth Proportional to 146,234.60, 219,812.70 and 135,175.40

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Solution

The fourth proportional to 146,234.60, 219,812.70 and 135,175.40 is: 203,189.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,234.60 : 219,812.70 = 135,175.40 : x
  2. Step 2: Convert to fraction form
    146,234.60/219,812.70 = 135,175.40/x
  3. Step 3: Cross multiply
    146,234.60x = 219,812.70 × 135,175.40
  4. Step 4: Simplify right side
    146,234.60x = 29,713,269,647.58
  5. Step 5: Solve for x
    x = 29,713,269,647.58/146,234.60
  6. Step 6: Final answer
    x = 203,189.05

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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.