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Finding the Fourth Proportional to 144,023.40, 198,746.18 and 83,589.32

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Solution

The fourth proportional to 144,023.40, 198,746.18 and 83,589.32 is: 115,349.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,023.40 : 198,746.18 = 83,589.32 : x
  2. Step 2: Convert to fraction form
    144,023.40/198,746.18 = 83,589.32/x
  3. Step 3: Cross multiply
    144,023.40x = 198,746.18 × 83,589.32
  4. Step 4: Simplify right side
    144,023.40x = 16,613,058,038.80
  5. Step 5: Solve for x
    x = 16,613,058,038.80/144,023.40
  6. Step 6: Final answer
    x = 115,349.71

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