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Finding the Fourth Proportional to 163,601.20, 245,401.80 and 58,430.80

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Solution

The fourth proportional to 163,601.20, 245,401.80 and 58,430.80 is: 87,646.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,601.20 : 245,401.80 = 58,430.80 : x
  2. Step 2: Convert to fraction form
    163,601.20/245,401.80 = 58,430.80/x
  3. Step 3: Cross multiply
    163,601.20x = 245,401.80 × 58,430.80
  4. Step 4: Simplify right side
    163,601.20x = 14,339,023,495.44
  5. Step 5: Solve for x
    x = 14,339,023,495.44/163,601.20
  6. Step 6: Final answer
    x = 87,646.20

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