Home / 248,106.15-372,137.10-79,580.73

Finding the Fourth Proportional to 248,106.15, 372,137.10 and 79,580.73

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Solution

The fourth proportional to 248,106.15, 372,137.10 and 79,580.73 is: 119,364.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,106.15 : 372,137.10 = 79,580.73 : x
  2. Step 2: Convert to fraction form
    248,106.15/372,137.10 = 79,580.73/x
  3. Step 3: Cross multiply
    248,106.15x = 372,137.10 × 79,580.73
  4. Step 4: Simplify right side
    248,106.15x = 29,614,942,078.08
  5. Step 5: Solve for x
    x = 29,614,942,078.08/248,106.15
  6. Step 6: Final answer
    x = 119,364.00

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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.