Home / 148,915.13-223,400.36-49,082.33

Finding the Fourth Proportional to 148,915.13, 223,400.36 and 49,082.33

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Solution

The fourth proportional to 148,915.13, 223,400.36 and 49,082.33 is: 73,632.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,915.13 : 223,400.36 = 49,082.33 : x
  2. Step 2: Convert to fraction form
    148,915.13/223,400.36 = 49,082.33/x
  3. Step 3: Cross multiply
    148,915.13x = 223,400.36 × 49,082.33
  4. Step 4: Simplify right side
    148,915.13x = 10,965,010,872.85
  5. Step 5: Solve for x
    x = 10,965,010,872.85/148,915.13
  6. Step 6: Final answer
    x = 73,632.62

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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.