Home / 146,546.40-219,819.60-102,223.20

Finding the Fourth Proportional to 146,546.40, 219,819.60 and 102,223.20

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Solution

The fourth proportional to 146,546.40, 219,819.60 and 102,223.20 is: 153,334.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,546.40 : 219,819.60 = 102,223.20 : x
  2. Step 2: Convert to fraction form
    146,546.40/219,819.60 = 102,223.20/x
  3. Step 3: Cross multiply
    146,546.40x = 219,819.60 × 102,223.20
  4. Step 4: Simplify right side
    146,546.40x = 22,470,662,934.72
  5. Step 5: Solve for x
    x = 22,470,662,934.72/146,546.40
  6. Step 6: Final answer
    x = 153,334.80

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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.