Home / 149,468.50-206,266.53-82,401.94

Finding the Fourth Proportional to 149,468.50, 206,266.53 and 82,401.94

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Solution

The fourth proportional to 149,468.50, 206,266.53 and 82,401.94 is: 113,714.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,468.50 : 206,266.53 = 82,401.94 : x
  2. Step 2: Convert to fraction form
    149,468.50/206,266.53 = 82,401.94/x
  3. Step 3: Cross multiply
    149,468.50x = 206,266.53 × 82,401.94
  4. Step 4: Simplify right side
    149,468.50x = 16,996,762,229.07
  5. Step 5: Solve for x
    x = 16,996,762,229.07/149,468.50
  6. Step 6: Final answer
    x = 113,714.68

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1.5x scale

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.