Home / 164,714.40-246,877.20-123,112.80

Finding the Fourth Proportional to 164,714.40, 246,877.20 and 123,112.80

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Solution

The fourth proportional to 164,714.40, 246,877.20 and 123,112.80 is: 184,523.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,714.40 : 246,877.20 = 123,112.80 : x
  2. Step 2: Convert to fraction form
    164,714.40/246,877.20 = 123,112.80/x
  3. Step 3: Cross multiply
    164,714.40x = 246,877.20 × 123,112.80
  4. Step 4: Simplify right side
    164,714.40x = 30,393,743,348.16
  5. Step 5: Solve for x
    x = 30,393,743,348.16/164,714.40
  6. Step 6: Final answer
    x = 184,523.90

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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.