Home / 143,087.41-214,632.60-43,248.43

Finding the Fourth Proportional to 143,087.41, 214,632.60 and 43,248.43

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Solution

The fourth proportional to 143,087.41, 214,632.60 and 43,248.43 is: 64,873.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,087.41 : 214,632.60 = 43,248.43 : x
  2. Step 2: Convert to fraction form
    143,087.41/214,632.60 = 43,248.43/x
  3. Step 3: Cross multiply
    143,087.41x = 214,632.60 × 43,248.43
  4. Step 4: Simplify right side
    143,087.41x = 9,282,522,976.82
  5. Step 5: Solve for x
    x = 9,282,522,976.82/143,087.41
  6. Step 6: Final answer
    x = 64,873.09

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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.