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Finding the Fourth Proportional to 124,900.37, 172,352.11 and 70,449.54

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Solution

The fourth proportional to 124,900.37, 172,352.11 and 70,449.54 is: 97,214.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,900.37 : 172,352.11 = 70,449.54 : x
  2. Step 2: Convert to fraction form
    124,900.37/172,352.11 = 70,449.54/x
  3. Step 3: Cross multiply
    124,900.37x = 172,352.11 × 70,449.54
  4. Step 4: Simplify right side
    124,900.37x = 12,142,126,867.53
  5. Step 5: Solve for x
    x = 12,142,126,867.53/124,900.37
  6. Step 6: Final answer
    x = 97,214.50

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