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Finding the Fourth Proportional to 111,026.70, 166,430.70 and 54,875.48

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Solution

The fourth proportional to 111,026.70, 166,430.70 and 54,875.48 is: 82,259.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,026.70 : 166,430.70 = 54,875.48 : x
  2. Step 2: Convert to fraction form
    111,026.70/166,430.70 = 54,875.48/x
  3. Step 3: Cross multiply
    111,026.70x = 166,430.70 × 54,875.48
  4. Step 4: Simplify right side
    111,026.70x = 9,132,963,717.08
  5. Step 5: Solve for x
    x = 9,132,963,717.08/111,026.70
  6. Step 6: Final answer
    x = 82,259.17

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