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Finding the Fourth Proportional to 363,437.46, 545,159.16 and 126,779.76

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Solution

The fourth proportional to 363,437.46, 545,159.16 and 126,779.76 is: 190,170.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,437.46 : 545,159.16 = 126,779.76 : x
  2. Step 2: Convert to fraction form
    363,437.46/545,159.16 = 126,779.76/x
  3. Step 3: Cross multiply
    363,437.46x = 545,159.16 × 126,779.76
  4. Step 4: Simplify right side
    363,437.46x = 69,115,147,466.60
  5. Step 5: Solve for x
    x = 69,115,147,466.60/363,437.46
  6. Step 6: Final answer
    x = 190,170.68

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