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Finding the Fourth Proportional to 152,854.43, 210,939.52 and 84,871.53

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Solution

The fourth proportional to 152,854.43, 210,939.52 and 84,871.53 is: 117,122.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,854.43 : 210,939.52 = 84,871.53 : x
  2. Step 2: Convert to fraction form
    152,854.43/210,939.52 = 84,871.53/x
  3. Step 3: Cross multiply
    152,854.43x = 210,939.52 × 84,871.53
  4. Step 4: Simplify right side
    152,854.43x = 17,902,759,508.12
  5. Step 5: Solve for x
    x = 17,902,759,508.12/152,854.43
  6. Step 6: Final answer
    x = 117,122.94

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