Home / 143,252.09-214,896.58-43,394.69

Finding the Fourth Proportional to 143,252.09, 214,896.58 and 43,394.69

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Solution

The fourth proportional to 143,252.09, 214,896.58 and 43,394.69 is: 65,097.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,252.09 : 214,896.58 = 43,394.69 : x
  2. Step 2: Convert to fraction form
    143,252.09/214,896.58 = 43,394.69/x
  3. Step 3: Cross multiply
    143,252.09x = 214,896.58 × 43,394.69
  4. Step 4: Simplify right side
    143,252.09x = 9,325,371,371.39
  5. Step 5: Solve for x
    x = 9,325,371,371.39/143,252.09
  6. Step 6: Final answer
    x = 65,097.63

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1.5x scale

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.