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Finding the Fourth Proportional to 153,978.30, 230,935.05 and 65,234.70

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Solution

The fourth proportional to 153,978.30, 230,935.05 and 65,234.70 is: 97,838.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,978.30 : 230,935.05 = 65,234.70 : x
  2. Step 2: Convert to fraction form
    153,978.30/230,935.05 = 65,234.70/x
  3. Step 3: Cross multiply
    153,978.30x = 230,935.05 × 65,234.70
  4. Step 4: Simplify right side
    153,978.30x = 15,064,978,706.24
  5. Step 5: Solve for x
    x = 15,064,978,706.24/153,978.30
  6. Step 6: Final answer
    x = 97,838.32

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