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Finding the Fourth Proportional to 80,848.48, 121,312.64 and 36,506.08

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Solution

The fourth proportional to 80,848.48, 121,312.64 and 36,506.08 is: 54,777.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,848.48 : 121,312.64 = 36,506.08 : x
  2. Step 2: Convert to fraction form
    80,848.48/121,312.64 = 36,506.08/x
  3. Step 3: Cross multiply
    80,848.48x = 121,312.64 × 36,506.08
  4. Step 4: Simplify right side
    80,848.48x = 4,428,648,940.85
  5. Step 5: Solve for x
    x = 4,428,648,940.85/80,848.48
  6. Step 6: Final answer
    x = 54,777.15

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