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Finding the Fourth Proportional to 125,866.64, 173,719.28 and 72,152.10

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Solution

The fourth proportional to 125,866.64, 173,719.28 and 72,152.10 is: 99,583.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,866.64 : 173,719.28 = 72,152.10 : x
  2. Step 2: Convert to fraction form
    125,866.64/173,719.28 = 72,152.10/x
  3. Step 3: Cross multiply
    125,866.64x = 173,719.28 × 72,152.10
  4. Step 4: Simplify right side
    125,866.64x = 12,534,211,042.87
  5. Step 5: Solve for x
    x = 12,534,211,042.87/125,866.64
  6. Step 6: Final answer
    x = 99,583.26

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