Home / 298,915.20-448,546.56-112,056.96

Finding the Fourth Proportional to 298,915.20, 448,546.56 and 112,056.96

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Solution

The fourth proportional to 298,915.20, 448,546.56 and 112,056.96 is: 168,150.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,915.20 : 448,546.56 = 112,056.96 : x
  2. Step 2: Convert to fraction form
    298,915.20/448,546.56 = 112,056.96/x
  3. Step 3: Cross multiply
    298,915.20x = 448,546.56 × 112,056.96
  4. Step 4: Simplify right side
    298,915.20x = 50,262,763,932.06
  5. Step 5: Solve for x
    x = 50,262,763,932.06/298,915.20
  6. Step 6: Final answer
    x = 168,150.58

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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.