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Finding the Fourth Proportional to 84,971.16, 127,499.58 and 60,170.58

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Solution

The fourth proportional to 84,971.16, 127,499.58 and 60,170.58 is: 90,286.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,971.16 : 127,499.58 = 60,170.58 : x
  2. Step 2: Convert to fraction form
    84,971.16/127,499.58 = 60,170.58/x
  3. Step 3: Cross multiply
    84,971.16x = 127,499.58 × 60,170.58
  4. Step 4: Simplify right side
    84,971.16x = 7,671,723,678.36
  5. Step 5: Solve for x
    x = 7,671,723,678.36/84,971.16
  6. Step 6: Final answer
    x = 90,286.21

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