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Finding the Fourth Proportional to 205,753.48, 308,630.36 and 87,341.84

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Solution

The fourth proportional to 205,753.48, 308,630.36 and 87,341.84 is: 131,012.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,753.48 : 308,630.36 = 87,341.84 : x
  2. Step 2: Convert to fraction form
    205,753.48/308,630.36 = 87,341.84/x
  3. Step 3: Cross multiply
    205,753.48x = 308,630.36 × 87,341.84
  4. Step 4: Simplify right side
    205,753.48x = 26,956,343,522.26
  5. Step 5: Solve for x
    x = 26,956,343,522.26/205,753.48
  6. Step 6: Final answer
    x = 131,012.82

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