Home / 180,853.20-249,589.92-100,288.16

Finding the Fourth Proportional to 180,853.20, 249,589.92 and 100,288.16

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Solution

The fourth proportional to 180,853.20, 249,589.92 and 100,288.16 is: 138,404.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,853.20 : 249,589.92 = 100,288.16 : x
  2. Step 2: Convert to fraction form
    180,853.20/249,589.92 = 100,288.16/x
  3. Step 3: Cross multiply
    180,853.20x = 249,589.92 × 100,288.16
  4. Step 4: Simplify right side
    180,853.20x = 25,030,913,831.35
  5. Step 5: Solve for x
    x = 25,030,913,831.35/180,853.20
  6. Step 6: Final answer
    x = 138,404.59

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