Home / 248,559.28-372,894.27-90,787.48

Finding the Fourth Proportional to 248,559.28, 372,894.27 and 90,787.48

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Solution

The fourth proportional to 248,559.28, 372,894.27 and 90,787.48 is: 136,201.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,559.28 : 372,894.27 = 90,787.48 : x
  2. Step 2: Convert to fraction form
    248,559.28/372,894.27 = 90,787.48/x
  3. Step 3: Cross multiply
    248,559.28x = 372,894.27 × 90,787.48
  4. Step 4: Simplify right side
    248,559.28x = 33,854,131,079.74
  5. Step 5: Solve for x
    x = 33,854,131,079.74/248,559.28
  6. Step 6: Final answer
    x = 136,201.44

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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.