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Finding the Fourth Proportional to 184,872.16, 255,123.60 and 99,989.22

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Solution

The fourth proportional to 184,872.16, 255,123.60 and 99,989.22 is: 137,985.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,872.16 : 255,123.60 = 99,989.22 : x
  2. Step 2: Convert to fraction form
    184,872.16/255,123.60 = 99,989.22/x
  3. Step 3: Cross multiply
    184,872.16x = 255,123.60 × 99,989.22
  4. Step 4: Simplify right side
    184,872.16x = 25,509,609,767.59
  5. Step 5: Solve for x
    x = 25,509,609,767.59/184,872.16
  6. Step 6: Final answer
    x = 137,985.13

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