Home / 209,572.13-314,168.61-76,421.24

Finding the Fourth Proportional to 209,572.13, 314,168.61 and 76,421.24

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Solution

The fourth proportional to 209,572.13, 314,168.61 and 76,421.24 is: 114,562.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,572.13 : 314,168.61 = 76,421.24 : x
  2. Step 2: Convert to fraction form
    209,572.13/314,168.61 = 76,421.24/x
  3. Step 3: Cross multiply
    209,572.13x = 314,168.61 × 76,421.24
  4. Step 4: Simplify right side
    209,572.13x = 24,009,154,745.28
  5. Step 5: Solve for x
    x = 24,009,154,745.28/209,572.13
  6. Step 6: Final answer
    x = 114,562.73

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