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Finding the Fourth Proportional to 112,957.01, 169,430.39 and 49,760.25

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Solution

The fourth proportional to 112,957.01, 169,430.39 and 49,760.25 is: 74,638.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,957.01 : 169,430.39 = 49,760.25 : x
  2. Step 2: Convert to fraction form
    112,957.01/169,430.39 = 49,760.25/x
  3. Step 3: Cross multiply
    112,957.01x = 169,430.39 × 49,760.25
  4. Step 4: Simplify right side
    112,957.01x = 8,430,898,564.00
  5. Step 5: Solve for x
    x = 8,430,898,564.00/112,957.01
  6. Step 6: Final answer
    x = 74,638.12

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