Home / 159,433.10-239,183.38-52,811.02

Finding the Fourth Proportional to 159,433.10, 239,183.38 and 52,811.02

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Solution

The fourth proportional to 159,433.10, 239,183.38 and 52,811.02 is: 79,227.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,433.10 : 239,183.38 = 52,811.02 : x
  2. Step 2: Convert to fraction form
    159,433.10/239,183.38 = 52,811.02/x
  3. Step 3: Cross multiply
    159,433.10x = 239,183.38 × 52,811.02
  4. Step 4: Simplify right side
    159,433.10x = 12,631,517,068.93
  5. Step 5: Solve for x
    x = 12,631,517,068.93/159,433.10
  6. Step 6: Final answer
    x = 79,227.70

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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.