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Finding the Fourth Proportional to 89,925.87, 124,097.72 and 49,639.65

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Solution

The fourth proportional to 89,925.87, 124,097.72 and 49,639.65 is: 68,502.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,925.87 : 124,097.72 = 49,639.65 : x
  2. Step 2: Convert to fraction form
    89,925.87/124,097.72 = 49,639.65/x
  3. Step 3: Cross multiply
    89,925.87x = 124,097.72 × 49,639.65
  4. Step 4: Simplify right side
    89,925.87x = 6,160,167,386.60
  5. Step 5: Solve for x
    x = 6,160,167,386.60/89,925.87
  6. Step 6: Final answer
    x = 68,502.73

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