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Finding the Fourth Proportional to 162,905.76, 224,809.93 and 99,243.51

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Solution

The fourth proportional to 162,905.76, 224,809.93 and 99,243.51 is: 136,956.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,905.76 : 224,809.93 = 99,243.51 : x
  2. Step 2: Convert to fraction form
    162,905.76/224,809.93 = 99,243.51/x
  3. Step 3: Cross multiply
    162,905.76x = 224,809.93 × 99,243.51
  4. Step 4: Simplify right side
    162,905.76x = 22,310,926,536.05
  5. Step 5: Solve for x
    x = 22,310,926,536.05/162,905.76
  6. Step 6: Final answer
    x = 136,956.03

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