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Finding the Fourth Proportional to 123,184.90, 184,804.79 and 48,312.15

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Solution

The fourth proportional to 123,184.90, 184,804.79 and 48,312.15 is: 72,478.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,184.90 : 184,804.79 = 48,312.15 : x
  2. Step 2: Convert to fraction form
    123,184.90/184,804.79 = 48,312.15/x
  3. Step 3: Cross multiply
    123,184.90x = 184,804.79 × 48,312.15
  4. Step 4: Simplify right side
    123,184.90x = 8,928,316,072.38
  5. Step 5: Solve for x
    x = 8,928,316,072.38/123,184.90
  6. Step 6: Final answer
    x = 72,478.98

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