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Finding the Fourth Proportional to 464,085.56, 696,128.94 and 127,129.18

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Solution

The fourth proportional to 464,085.56, 696,128.94 and 127,129.18 is: 190,693.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,085.56 : 696,128.94 = 127,129.18 : x
  2. Step 2: Convert to fraction form
    464,085.56/696,128.94 = 127,129.18/x
  3. Step 3: Cross multiply
    464,085.56x = 696,128.94 × 127,129.18
  4. Step 4: Simplify right side
    464,085.56x = 88,498,301,316.47
  5. Step 5: Solve for x
    x = 88,498,301,316.47/464,085.56
  6. Step 6: Final answer
    x = 190,693.93

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