Home / 269,771.73-372,285.05-148,913.09

Finding the Fourth Proportional to 269,771.73, 372,285.05 and 148,913.09

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Solution

The fourth proportional to 269,771.73, 372,285.05 and 148,913.09 is: 205,500.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,771.73 : 372,285.05 = 148,913.09 : x
  2. Step 2: Convert to fraction form
    269,771.73/372,285.05 = 148,913.09/x
  3. Step 3: Cross multiply
    269,771.73x = 372,285.05 × 148,913.09
  4. Step 4: Simplify right side
    269,771.73x = 55,438,117,156.30
  5. Step 5: Solve for x
    x = 55,438,117,156.30/269,771.73
  6. Step 6: Final answer
    x = 205,500.10

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1.5x scale

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.