Home / 85,732.02-118,289.34-49,900.50

Finding the Fourth Proportional to 85,732.02, 118,289.34 and 49,900.50

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Solution

The fourth proportional to 85,732.02, 118,289.34 and 49,900.50 is: 68,850.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,732.02 : 118,289.34 = 49,900.50 : x
  2. Step 2: Convert to fraction form
    85,732.02/118,289.34 = 49,900.50/x
  3. Step 3: Cross multiply
    85,732.02x = 118,289.34 × 49,900.50
  4. Step 4: Simplify right side
    85,732.02x = 5,902,697,210.67
  5. Step 5: Solve for x
    x = 5,902,697,210.67/85,732.02
  6. Step 6: Final answer
    x = 68,850.56

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