Home / 139,732.13-209,629.12-50,985.38

Finding the Fourth Proportional to 139,732.13, 209,629.12 and 50,985.38

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Solution

The fourth proportional to 139,732.13, 209,629.12 and 50,985.38 is: 76,489.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,732.13 : 209,629.12 = 50,985.38 : x
  2. Step 2: Convert to fraction form
    139,732.13/209,629.12 = 50,985.38/x
  3. Step 3: Cross multiply
    139,732.13x = 209,629.12 × 50,985.38
  4. Step 4: Simplify right side
    139,732.13x = 10,688,020,342.27
  5. Step 5: Solve for x
    x = 10,688,020,342.27/139,732.13
  6. Step 6: Final answer
    x = 76,489.35

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