Home / 51,450.78-70,981.06-33,539.26

Finding the Fourth Proportional to 51,450.78, 70,981.06 and 33,539.26

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Solution

The fourth proportional to 51,450.78, 70,981.06 and 33,539.26 is: 46,270.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,450.78 : 70,981.06 = 33,539.26 : x
  2. Step 2: Convert to fraction form
    51,450.78/70,981.06 = 33,539.26/x
  3. Step 3: Cross multiply
    51,450.78x = 70,981.06 × 33,539.26
  4. Step 4: Simplify right side
    51,450.78x = 2,380,652,226.42
  5. Step 5: Solve for x
    x = 2,380,652,226.42/51,450.78
  6. Step 6: Final answer
    x = 46,270.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.