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Finding the Fourth Proportional to 250,970.61, 346,340.07 and 137,800.65

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Solution

The fourth proportional to 250,970.61, 346,340.07 and 137,800.65 is: 190,165.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,970.61 : 346,340.07 = 137,800.65 : x
  2. Step 2: Convert to fraction form
    250,970.61/346,340.07 = 137,800.65/x
  3. Step 3: Cross multiply
    250,970.61x = 346,340.07 × 137,800.65
  4. Step 4: Simplify right side
    250,970.61x = 47,725,886,767.05
  5. Step 5: Solve for x
    x = 47,725,886,767.05/250,970.61
  6. Step 6: Final answer
    x = 190,165.24

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