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Finding the Fourth Proportional to 211,074.60, 316,151.10 and 163,957.80

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Solution

The fourth proportional to 211,074.60, 316,151.10 and 163,957.80 is: 245,578.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,074.60 : 316,151.10 = 163,957.80 : x
  2. Step 2: Convert to fraction form
    211,074.60/316,151.10 = 163,957.80/x
  3. Step 3: Cross multiply
    211,074.60x = 316,151.10 × 163,957.80
  4. Step 4: Simplify right side
    211,074.60x = 51,835,438,823.58
  5. Step 5: Solve for x
    x = 51,835,438,823.58/211,074.60
  6. Step 6: Final answer
    x = 245,578.76

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