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Finding the Fourth Proportional to 96,453.60, 133,101.12 and 53,430.72

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Solution

The fourth proportional to 96,453.60, 133,101.12 and 53,430.72 is: 73,731.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,453.60 : 133,101.12 = 53,430.72 : x
  2. Step 2: Convert to fraction form
    96,453.60/133,101.12 = 53,430.72/x
  3. Step 3: Cross multiply
    96,453.60x = 133,101.12 × 53,430.72
  4. Step 4: Simplify right side
    96,453.60x = 7,111,688,674.41
  5. Step 5: Solve for x
    x = 7,111,688,674.41/96,453.60
  6. Step 6: Final answer
    x = 73,731.71

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