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Finding the Fourth Proportional to 357,643.80, 536,465.70 and 108,325.80

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Solution

The fourth proportional to 357,643.80, 536,465.70 and 108,325.80 is: 162,488.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,643.80 : 536,465.70 = 108,325.80 : x
  2. Step 2: Convert to fraction form
    357,643.80/536,465.70 = 108,325.80/x
  3. Step 3: Cross multiply
    357,643.80x = 536,465.70 × 108,325.80
  4. Step 4: Simplify right side
    357,643.80x = 58,113,076,125.06
  5. Step 5: Solve for x
    x = 58,113,076,125.06/357,643.80
  6. Step 6: Final answer
    x = 162,488.70

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