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Finding the Fourth Proportional to 127,657.51, 176,163.93 and 71,068.89

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Solution

The fourth proportional to 127,657.51, 176,163.93 and 71,068.89 is: 98,073.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,657.51 : 176,163.93 = 71,068.89 : x
  2. Step 2: Convert to fraction form
    127,657.51/176,163.93 = 71,068.89/x
  3. Step 3: Cross multiply
    127,657.51x = 176,163.93 × 71,068.89
  4. Step 4: Simplify right side
    127,657.51x = 12,519,774,963.14
  5. Step 5: Solve for x
    x = 12,519,774,963.14/127,657.51
  6. Step 6: Final answer
    x = 98,073.16

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