Home / 49,789.46-68,803.36-39,262.70

Finding the Fourth Proportional to 49,789.46, 68,803.36 and 39,262.70

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Solution

The fourth proportional to 49,789.46, 68,803.36 and 39,262.70 is: 54,256.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,789.46 : 68,803.36 = 39,262.70 : x
  2. Step 2: Convert to fraction form
    49,789.46/68,803.36 = 39,262.70/x
  3. Step 3: Cross multiply
    49,789.46x = 68,803.36 × 39,262.70
  4. Step 4: Simplify right side
    49,789.46x = 2,701,405,682.67
  5. Step 5: Solve for x
    x = 2,701,405,682.67/49,789.46
  6. Step 6: Final answer
    x = 54,256.58

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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.