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Finding the Fourth Proportional to 205,655.79, 308,359.14 and 134,492.54

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Solution

The fourth proportional to 205,655.79, 308,359.14 and 134,492.54 is: 201,657.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,655.79 : 308,359.14 = 134,492.54 : x
  2. Step 2: Convert to fraction form
    205,655.79/308,359.14 = 134,492.54/x
  3. Step 3: Cross multiply
    205,655.79x = 308,359.14 × 134,492.54
  4. Step 4: Simplify right side
    205,655.79x = 41,472,001,924.67
  5. Step 5: Solve for x
    x = 41,472,001,924.67/205,655.79
  6. Step 6: Final answer
    x = 201,657.35

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