Home / 143,306.22-214,959.84-43,467.28

Finding the Fourth Proportional to 143,306.22, 214,959.84 and 43,467.28

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Solution

The fourth proportional to 143,306.22, 214,959.84 and 43,467.28 is: 65,201.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,306.22 : 214,959.84 = 43,467.28 : x
  2. Step 2: Convert to fraction form
    143,306.22/214,959.84 = 43,467.28/x
  3. Step 3: Cross multiply
    143,306.22x = 214,959.84 × 43,467.28
  4. Step 4: Simplify right side
    143,306.22x = 9,343,719,554.04
  5. Step 5: Solve for x
    x = 9,343,719,554.04/143,306.22
  6. Step 6: Final answer
    x = 65,201.07

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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.