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Finding the Fourth Proportional to 210,788.25, 316,159.08 and 53,016.77

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Solution

The fourth proportional to 210,788.25, 316,159.08 and 53,016.77 is: 79,519.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,788.25 : 316,159.08 = 53,016.77 : x
  2. Step 2: Convert to fraction form
    210,788.25/316,159.08 = 53,016.77/x
  3. Step 3: Cross multiply
    210,788.25x = 316,159.08 × 53,016.77
  4. Step 4: Simplify right side
    210,788.25x = 16,761,731,646.98
  5. Step 5: Solve for x
    x = 16,761,731,646.98/210,788.25
  6. Step 6: Final answer
    x = 79,519.29

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