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Finding the Fourth Proportional to 54,361.73, 75,019.95 and 32,848.49

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Solution

The fourth proportional to 54,361.73, 75,019.95 and 32,848.49 is: 45,331.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,361.73 : 75,019.95 = 32,848.49 : x
  2. Step 2: Convert to fraction form
    54,361.73/75,019.95 = 32,848.49/x
  3. Step 3: Cross multiply
    54,361.73x = 75,019.95 × 32,848.49
  4. Step 4: Simplify right side
    54,361.73x = 2,464,292,077.38
  5. Step 5: Solve for x
    x = 2,464,292,077.38/54,361.73
  6. Step 6: Final answer
    x = 45,331.38

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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.