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Finding the Fourth Proportional to 248,897.72, 373,466.72 and 122,469.40

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Solution

The fourth proportional to 248,897.72, 373,466.72 and 122,469.40 is: 183,763.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,897.72 : 373,466.72 = 122,469.40 : x
  2. Step 2: Convert to fraction form
    248,897.72/373,466.72 = 122,469.40/x
  3. Step 3: Cross multiply
    248,897.72x = 373,466.72 × 122,469.40
  4. Step 4: Simplify right side
    248,897.72x = 45,738,245,118.37
  5. Step 5: Solve for x
    x = 45,738,245,118.37/248,897.72
  6. Step 6: Final answer
    x = 183,763.21

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1.5x scale

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.