Home / 248,520.40-372,829.20-106,365.40

Finding the Fourth Proportional to 248,520.40, 372,829.20 and 106,365.40

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Solution

The fourth proportional to 248,520.40, 372,829.20 and 106,365.40 is: 159,568.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,520.40 : 372,829.20 = 106,365.40 : x
  2. Step 2: Convert to fraction form
    248,520.40/372,829.20 = 106,365.40/x
  3. Step 3: Cross multiply
    248,520.40x = 372,829.20 × 106,365.40
  4. Step 4: Simplify right side
    248,520.40x = 39,656,126,989.68
  5. Step 5: Solve for x
    x = 39,656,126,989.68/248,520.40
  6. Step 6: Final answer
    x = 159,568.90

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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.