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Finding the Fourth Proportional to 254,367.95, 351,031.88 and 139,657.16

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Solution

The fourth proportional to 254,367.95, 351,031.88 and 139,657.16 is: 192,729.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,367.95 : 351,031.88 = 139,657.16 : x
  2. Step 2: Convert to fraction form
    254,367.95/351,031.88 = 139,657.16/x
  3. Step 3: Cross multiply
    254,367.95x = 351,031.88 × 139,657.16
  4. Step 4: Simplify right side
    254,367.95x = 49,024,116,656.98
  5. Step 5: Solve for x
    x = 49,024,116,656.98/254,367.95
  6. Step 6: Final answer
    x = 192,729.15

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