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Finding the Fourth Proportional to 54,878.02, 75,662.82 and 44,796.22

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Solution

The fourth proportional to 54,878.02, 75,662.82 and 44,796.22 is: 61,762.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,878.02 : 75,662.82 = 44,796.22 : x
  2. Step 2: Convert to fraction form
    54,878.02/75,662.82 = 44,796.22/x
  3. Step 3: Cross multiply
    54,878.02x = 75,662.82 × 44,796.22
  4. Step 4: Simplify right side
    54,878.02x = 3,389,408,330.54
  5. Step 5: Solve for x
    x = 3,389,408,330.54/54,878.02
  6. Step 6: Final answer
    x = 61,762.58

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1.5x scale

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.