Home / 54,438.67-81,252.32-53,110.27

Finding the Fourth Proportional to 54,438.67, 81,252.32 and 53,110.27

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Solution

The fourth proportional to 54,438.67, 81,252.32 and 53,110.27 is: 79,269.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,438.67 : 81,252.32 = 53,110.27 : x
  2. Step 2: Convert to fraction form
    54,438.67/81,252.32 = 53,110.27/x
  3. Step 3: Cross multiply
    54,438.67x = 81,252.32 × 53,110.27
  4. Step 4: Simplify right side
    54,438.67x = 4,315,332,653.33
  5. Step 5: Solve for x
    x = 4,315,332,653.33/54,438.67
  6. Step 6: Final answer
    x = 79,269.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.