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Finding the Fourth Proportional to 105,610.50, 145,706.61 and 60,255.90

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Solution

The fourth proportional to 105,610.50, 145,706.61 and 60,255.90 is: 83,132.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,610.50 : 145,706.61 = 60,255.90 : x
  2. Step 2: Convert to fraction form
    105,610.50/145,706.61 = 60,255.90/x
  3. Step 3: Cross multiply
    105,610.50x = 145,706.61 × 60,255.90
  4. Step 4: Simplify right side
    105,610.50x = 8,779,682,921.50
  5. Step 5: Solve for x
    x = 8,779,682,921.50/105,610.50
  6. Step 6: Final answer
    x = 83,132.67

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