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Finding the Fourth Proportional to 219,496.32, 302,904.64 and 118,894.72

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Solution

The fourth proportional to 219,496.32, 302,904.64 and 118,894.72 is: 164,074.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,496.32 : 302,904.64 = 118,894.72 : x
  2. Step 2: Convert to fraction form
    219,496.32/302,904.64 = 118,894.72/x
  3. Step 3: Cross multiply
    219,496.32x = 302,904.64 × 118,894.72
  4. Step 4: Simplify right side
    219,496.32x = 36,013,762,359.50
  5. Step 5: Solve for x
    x = 36,013,762,359.50/219,496.32
  6. Step 6: Final answer
    x = 164,074.56

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