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Finding the Fourth Proportional to 173,877.10, 260,912.85 and 74,020.30

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Solution

The fourth proportional to 173,877.10, 260,912.85 and 74,020.30 is: 111,071.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,877.10 : 260,912.85 = 74,020.30 : x
  2. Step 2: Convert to fraction form
    173,877.10/260,912.85 = 74,020.30/x
  3. Step 3: Cross multiply
    173,877.10x = 260,912.85 × 74,020.30
  4. Step 4: Simplify right side
    173,877.10x = 19,312,847,430.86
  5. Step 5: Solve for x
    x = 19,312,847,430.86/173,877.10
  6. Step 6: Final answer
    x = 111,071.83

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