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Finding the Fourth Proportional to 269,524.56, 371,940.90 and 148,670.94

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Solution

The fourth proportional to 269,524.56, 371,940.90 and 148,670.94 is: 205,164.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,524.56 : 371,940.90 = 148,670.94 : x
  2. Step 2: Convert to fraction form
    269,524.56/371,940.90 = 148,670.94/x
  3. Step 3: Cross multiply
    269,524.56x = 371,940.90 × 148,670.94
  4. Step 4: Simplify right side
    269,524.56x = 55,296,803,227.45
  5. Step 5: Solve for x
    x = 55,296,803,227.45/269,524.56
  6. Step 6: Final answer
    x = 205,164.25

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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.