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Finding the Fourth Proportional to 180,522.98, 270,729.03 and 124,721.67

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Solution

The fourth proportional to 180,522.98, 270,729.03 and 124,721.67 is: 187,044.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,522.98 : 270,729.03 = 124,721.67 : x
  2. Step 2: Convert to fraction form
    180,522.98/270,729.03 = 124,721.67/x
  3. Step 3: Cross multiply
    180,522.98x = 270,729.03 × 124,721.67
  4. Step 4: Simplify right side
    180,522.98x = 33,765,778,222.02
  5. Step 5: Solve for x
    x = 33,765,778,222.02/180,522.98
  6. Step 6: Final answer
    x = 187,044.21

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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.