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Finding the Fourth Proportional to 125,164.32, 187,744.86 and 30,395.31

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Solution

The fourth proportional to 125,164.32, 187,744.86 and 30,395.31 is: 45,592.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,164.32 : 187,744.86 = 30,395.31 : x
  2. Step 2: Convert to fraction form
    125,164.32/187,744.86 = 30,395.31/x
  3. Step 3: Cross multiply
    125,164.32x = 187,744.86 × 30,395.31
  4. Step 4: Simplify right side
    125,164.32x = 5,706,563,220.61
  5. Step 5: Solve for x
    x = 5,706,563,220.61/125,164.32
  6. Step 6: Final answer
    x = 45,592.57

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