Home / 245,915.20-339,366.72-150,401.44

Finding the Fourth Proportional to 245,915.20, 339,366.72 and 150,401.44

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Solution

The fourth proportional to 245,915.20, 339,366.72 and 150,401.44 is: 207,556.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,915.20 : 339,366.72 = 150,401.44 : x
  2. Step 2: Convert to fraction form
    245,915.20/339,366.72 = 150,401.44/x
  3. Step 3: Cross multiply
    245,915.20x = 339,366.72 × 150,401.44
  4. Step 4: Simplify right side
    245,915.20x = 51,041,243,376.08
  5. Step 5: Solve for x
    x = 51,041,243,376.08/245,915.20
  6. Step 6: Final answer
    x = 207,556.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.