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Finding the Fourth Proportional to 269,596.46, 372,040.52 and 148,738.72

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Solution

The fourth proportional to 269,596.46, 372,040.52 and 148,738.72 is: 205,258.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,596.46 : 372,040.52 = 148,738.72 : x
  2. Step 2: Convert to fraction form
    269,596.46/372,040.52 = 148,738.72/x
  3. Step 3: Cross multiply
    269,596.46x = 372,040.52 × 148,738.72
  4. Step 4: Simplify right side
    269,596.46x = 55,336,830,732.93
  5. Step 5: Solve for x
    x = 55,336,830,732.93/269,596.46
  6. Step 6: Final answer
    x = 205,258.00

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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.