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Finding the Fourth Proportional to 104,188.32, 143,779.95 and 56,441.86

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Solution

The fourth proportional to 104,188.32, 143,779.95 and 56,441.86 is: 77,889.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,188.32 : 143,779.95 = 56,441.86 : x
  2. Step 2: Convert to fraction form
    104,188.32/143,779.95 = 56,441.86/x
  3. Step 3: Cross multiply
    104,188.32x = 143,779.95 × 56,441.86
  4. Step 4: Simplify right side
    104,188.32x = 8,115,207,808.71
  5. Step 5: Solve for x
    x = 8,115,207,808.71/104,188.32
  6. Step 6: Final answer
    x = 77,889.80

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