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Finding the Fourth Proportional to 59,934.40, 89,901.60 and 30,443.20

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Solution

The fourth proportional to 59,934.40, 89,901.60 and 30,443.20 is: 45,664.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,934.40 : 89,901.60 = 30,443.20 : x
  2. Step 2: Convert to fraction form
    59,934.40/89,901.60 = 30,443.20/x
  3. Step 3: Cross multiply
    59,934.40x = 89,901.60 × 30,443.20
  4. Step 4: Simplify right side
    59,934.40x = 2,736,892,389.12
  5. Step 5: Solve for x
    x = 2,736,892,389.12/59,934.40
  6. Step 6: Final answer
    x = 45,664.80

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