Home / 248,628.48-372,998.43-90,852.90

Finding the Fourth Proportional to 248,628.48, 372,998.43 and 90,852.90

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Solution

The fourth proportional to 248,628.48, 372,998.43 and 90,852.90 is: 136,299.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,628.48 : 372,998.43 = 90,852.90 : x
  2. Step 2: Convert to fraction form
    248,628.48/372,998.43 = 90,852.90/x
  3. Step 3: Cross multiply
    248,628.48x = 372,998.43 × 90,852.90
  4. Step 4: Simplify right side
    248,628.48x = 33,887,989,060.95
  5. Step 5: Solve for x
    x = 33,887,989,060.95/248,628.48
  6. Step 6: Final answer
    x = 136,299.71

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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.