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Finding the Fourth Proportional to 101,846.70, 152,778.94 and 41,878.83

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Solution

The fourth proportional to 101,846.70, 152,778.94 and 41,878.83 is: 62,821.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,846.70 : 152,778.94 = 41,878.83 : x
  2. Step 2: Convert to fraction form
    101,846.70/152,778.94 = 41,878.83/x
  3. Step 3: Cross multiply
    101,846.70x = 152,778.94 × 41,878.83
  4. Step 4: Simplify right side
    101,846.70x = 6,398,202,491.95
  5. Step 5: Solve for x
    x = 6,398,202,491.95/101,846.70
  6. Step 6: Final answer
    x = 62,821.89

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1.5x scale

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.