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Finding the Fourth Proportional to 103,668.76, 143,063.10 and 58,956.76

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Solution

The fourth proportional to 103,668.76, 143,063.10 and 58,956.76 is: 81,360.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,668.76 : 143,063.10 = 58,956.76 : x
  2. Step 2: Convert to fraction form
    103,668.76/143,063.10 = 58,956.76/x
  3. Step 3: Cross multiply
    103,668.76x = 143,063.10 × 58,956.76
  4. Step 4: Simplify right side
    103,668.76x = 8,434,536,851.56
  5. Step 5: Solve for x
    x = 8,434,536,851.56/103,668.76
  6. Step 6: Final answer
    x = 81,360.45

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