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Finding the Fourth Proportional to 245,600.53, 338,928.15 and 138,170.53

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Solution

The fourth proportional to 245,600.53, 338,928.15 and 138,170.53 is: 190,675.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,600.53 : 338,928.15 = 138,170.53 : x
  2. Step 2: Convert to fraction form
    245,600.53/338,928.15 = 138,170.53/x
  3. Step 3: Cross multiply
    245,600.53x = 338,928.15 × 138,170.53
  4. Step 4: Simplify right side
    245,600.53x = 46,829,882,117.42
  5. Step 5: Solve for x
    x = 46,829,882,117.42/245,600.53
  6. Step 6: Final answer
    x = 190,675.00

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