Home / 159,435.66-239,187.22-52,813.58

Finding the Fourth Proportional to 159,435.66, 239,187.22 and 52,813.58

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Solution

The fourth proportional to 159,435.66, 239,187.22 and 52,813.58 is: 79,231.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,435.66 : 239,187.22 = 52,813.58 : x
  2. Step 2: Convert to fraction form
    159,435.66/239,187.22 = 52,813.58/x
  3. Step 3: Cross multiply
    159,435.66x = 239,187.22 × 52,813.58
  4. Step 4: Simplify right side
    159,435.66x = 12,632,333,378.45
  5. Step 5: Solve for x
    x = 12,632,333,378.45/159,435.66
  6. Step 6: Final answer
    x = 79,231.54

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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.