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Finding the Fourth Proportional to 107,437.70, 161,156.37 and 28,551.93

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Solution

The fourth proportional to 107,437.70, 161,156.37 and 28,551.93 is: 42,827.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,437.70 : 161,156.37 = 28,551.93 : x
  2. Step 2: Convert to fraction form
    107,437.70/161,156.37 = 28,551.93/x
  3. Step 3: Cross multiply
    107,437.70x = 161,156.37 × 28,551.93
  4. Step 4: Simplify right side
    107,437.70x = 4,601,325,395.29
  5. Step 5: Solve for x
    x = 4,601,325,395.29/107,437.70
  6. Step 6: Final answer
    x = 42,827.85

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