Home / 143,260.88-214,294.62-132,632.06

Finding the Fourth Proportional to 143,260.88, 214,294.62 and 132,632.06

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Solution

The fourth proportional to 143,260.88, 214,294.62 and 132,632.06 is: 198,395.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,260.88 : 214,294.62 = 132,632.06 : x
  2. Step 2: Convert to fraction form
    143,260.88/214,294.62 = 132,632.06/x
  3. Step 3: Cross multiply
    143,260.88x = 214,294.62 × 132,632.06
  4. Step 4: Simplify right side
    143,260.88x = 28,422,336,897.52
  5. Step 5: Solve for x
    x = 28,422,336,897.52/143,260.88
  6. Step 6: Final answer
    x = 198,395.66

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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.