Home / 159,433.41-239,183.85-52,811.33

Finding the Fourth Proportional to 159,433.41, 239,183.85 and 52,811.33

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Solution

The fourth proportional to 159,433.41, 239,183.85 and 52,811.33 is: 79,228.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,433.41 : 239,183.85 = 52,811.33 : x
  2. Step 2: Convert to fraction form
    159,433.41/239,183.85 = 52,811.33/x
  3. Step 3: Cross multiply
    159,433.41x = 239,183.85 × 52,811.33
  4. Step 4: Simplify right side
    159,433.41x = 12,631,617,830.98
  5. Step 5: Solve for x
    x = 12,631,617,830.98/159,433.41
  6. Step 6: Final answer
    x = 79,228.17

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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.