Home / 269,512.85-371,929.50-148,657.41

Finding the Fourth Proportional to 269,512.85, 371,929.50 and 148,657.41

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Solution

The fourth proportional to 269,512.85, 371,929.50 and 148,657.41 is: 205,148.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,512.85 : 371,929.50 = 148,657.41 : x
  2. Step 2: Convert to fraction form
    269,512.85/371,929.50 = 148,657.41/x
  3. Step 3: Cross multiply
    269,512.85x = 371,929.50 × 148,657.41
  4. Step 4: Simplify right side
    269,512.85x = 55,290,076,172.60
  5. Step 5: Solve for x
    x = 55,290,076,172.60/269,512.85
  6. Step 6: Final answer
    x = 205,148.20

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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.