Home / 224,631.88-336,835.08-74,819.48

Finding the Fourth Proportional to 224,631.88, 336,835.08 and 74,819.48

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Solution

The fourth proportional to 224,631.88, 336,835.08 and 74,819.48 is: 112,191.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,631.88 : 336,835.08 = 74,819.48 : x
  2. Step 2: Convert to fraction form
    224,631.88/336,835.08 = 74,819.48/x
  3. Step 3: Cross multiply
    224,631.88x = 336,835.08 × 74,819.48
  4. Step 4: Simplify right side
    224,631.88x = 25,201,825,531.36
  5. Step 5: Solve for x
    x = 25,201,825,531.36/224,631.88
  6. Step 6: Final answer
    x = 112,191.67

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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.