Home / 54,745.47-82,113.93-33,688.35

Finding the Fourth Proportional to 54,745.47, 82,113.93 and 33,688.35

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Solution

The fourth proportional to 54,745.47, 82,113.93 and 33,688.35 is: 50,529.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,745.47 : 82,113.93 = 33,688.35 : x
  2. Step 2: Convert to fraction form
    54,745.47/82,113.93 = 33,688.35/x
  3. Step 3: Cross multiply
    54,745.47x = 82,113.93 × 33,688.35
  4. Step 4: Simplify right side
    54,745.47x = 2,766,282,813.72
  5. Step 5: Solve for x
    x = 2,766,282,813.72/54,745.47
  6. Step 6: Final answer
    x = 50,529.89

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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.