Home / 54,390.49-75,066.35-30,518.57

Finding the Fourth Proportional to 54,390.49, 75,066.35 and 30,518.57

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Solution

The fourth proportional to 54,390.49, 75,066.35 and 30,518.57 is: 42,119.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,390.49 : 75,066.35 = 30,518.57 : x
  2. Step 2: Convert to fraction form
    54,390.49/75,066.35 = 30,518.57/x
  3. Step 3: Cross multiply
    54,390.49x = 75,066.35 × 30,518.57
  4. Step 4: Simplify right side
    54,390.49x = 2,290,917,692.19
  5. Step 5: Solve for x
    x = 2,290,917,692.19/54,390.49
  6. Step 6: Final answer
    x = 42,119.82

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