Home / 143,020.92-214,566.05-43,175.14

Finding the Fourth Proportional to 143,020.92, 214,566.05 and 43,175.14

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Solution

The fourth proportional to 143,020.92, 214,566.05 and 43,175.14 is: 64,773.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,020.92 : 214,566.05 = 43,175.14 : x
  2. Step 2: Convert to fraction form
    143,020.92/214,566.05 = 43,175.14/x
  3. Step 3: Cross multiply
    143,020.92x = 214,566.05 × 43,175.14
  4. Step 4: Simplify right side
    143,020.92x = 9,263,919,248.00
  5. Step 5: Solve for x
    x = 9,263,919,248.00/143,020.92
  6. Step 6: Final answer
    x = 64,773.18

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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.