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Finding the Fourth Proportional to 137,101.86, 205,677.18 and 48,406.86

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Solution

The fourth proportional to 137,101.86, 205,677.18 and 48,406.86 is: 72,618.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,101.86 : 205,677.18 = 48,406.86 : x
  2. Step 2: Convert to fraction form
    137,101.86/205,677.18 = 48,406.86/x
  3. Step 3: Cross multiply
    137,101.86x = 205,677.18 × 48,406.86
  4. Step 4: Simplify right side
    137,101.86x = 9,956,186,457.45
  5. Step 5: Solve for x
    x = 9,956,186,457.45/137,101.86
  6. Step 6: Final answer
    x = 72,618.90

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