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Finding the Fourth Proportional to 283,433.56, 425,002.70 and 105,794.48

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Solution

The fourth proportional to 283,433.56, 425,002.70 and 105,794.48 is: 158,636.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,433.56 : 425,002.70 = 105,794.48 : x
  2. Step 2: Convert to fraction form
    283,433.56/425,002.70 = 105,794.48/x
  3. Step 3: Cross multiply
    283,433.56x = 425,002.70 × 105,794.48
  4. Step 4: Simplify right side
    283,433.56x = 44,962,939,645.10
  5. Step 5: Solve for x
    x = 44,962,939,645.10/283,433.56
  6. Step 6: Final answer
    x = 158,636.61

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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.