Home / 248,918.70-372,924.45-143,424.30

Finding the Fourth Proportional to 248,918.70, 372,924.45 and 143,424.30

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Solution

The fourth proportional to 248,918.70, 372,924.45 and 143,424.30 is: 214,875.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,918.70 : 372,924.45 = 143,424.30 : x
  2. Step 2: Convert to fraction form
    248,918.70/372,924.45 = 143,424.30/x
  3. Step 3: Cross multiply
    248,918.70x = 372,924.45 × 143,424.30
  4. Step 4: Simplify right side
    248,918.70x = 53,486,428,194.14
  5. Step 5: Solve for x
    x = 53,486,428,194.14/248,918.70
  6. Step 6: Final answer
    x = 214,875.09

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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.