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Finding the Fourth Proportional to 93,149.87, 128,547.61 and 50,708.30

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Solution

The fourth proportional to 93,149.87, 128,547.61 and 50,708.30 is: 69,977.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,149.87 : 128,547.61 = 50,708.30 : x
  2. Step 2: Convert to fraction form
    93,149.87/128,547.61 = 50,708.30/x
  3. Step 3: Cross multiply
    93,149.87x = 128,547.61 × 50,708.30
  4. Step 4: Simplify right side
    93,149.87x = 6,518,430,002.65
  5. Step 5: Solve for x
    x = 6,518,430,002.65/93,149.87
  6. Step 6: Final answer
    x = 69,977.88

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