Home / 248,747.40-372,710.70-143,382.60

Finding the Fourth Proportional to 248,747.40, 372,710.70 and 143,382.60

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Solution

The fourth proportional to 248,747.40, 372,710.70 and 143,382.60 is: 214,837.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,747.40 : 372,710.70 = 143,382.60 : x
  2. Step 2: Convert to fraction form
    248,747.40/372,710.70 = 143,382.60/x
  3. Step 3: Cross multiply
    248,747.40x = 372,710.70 × 143,382.60
  4. Step 4: Simplify right side
    248,747.40x = 53,440,229,213.82
  5. Step 5: Solve for x
    x = 53,440,229,213.82/248,747.40
  6. Step 6: Final answer
    x = 214,837.34

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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.