Home / 229,123.83-343,584.25-122,481.95

Finding the Fourth Proportional to 229,123.83, 343,584.25 and 122,481.95

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Solution

The fourth proportional to 229,123.83, 343,584.25 and 122,481.95 is: 183,668.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,123.83 : 343,584.25 = 122,481.95 : x
  2. Step 2: Convert to fraction form
    229,123.83/343,584.25 = 122,481.95/x
  3. Step 3: Cross multiply
    229,123.83x = 343,584.25 × 122,481.95
  4. Step 4: Simplify right side
    229,123.83x = 42,082,868,929.29
  5. Step 5: Solve for x
    x = 42,082,868,929.29/229,123.83
  6. Step 6: Final answer
    x = 183,668.67

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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.