Home / 269,620.89-372,078.03-148,762.13

Finding the Fourth Proportional to 269,620.89, 372,078.03 and 148,762.13

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Solution

The fourth proportional to 269,620.89, 372,078.03 and 148,762.13 is: 205,292.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,620.89 : 372,078.03 = 148,762.13 : x
  2. Step 2: Convert to fraction form
    269,620.89/372,078.03 = 148,762.13/x
  3. Step 3: Cross multiply
    269,620.89x = 372,078.03 × 148,762.13
  4. Step 4: Simplify right side
    269,620.89x = 55,351,118,408.61
  5. Step 5: Solve for x
    x = 55,351,118,408.61/269,620.89
  6. Step 6: Final answer
    x = 205,292.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.