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Finding the Fourth Proportional to 113,805.21, 157,051.20 and 62,817.95

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Solution

The fourth proportional to 113,805.21, 157,051.20 and 62,817.95 is: 86,688.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,805.21 : 157,051.20 = 62,817.95 : x
  2. Step 2: Convert to fraction form
    113,805.21/157,051.20 = 62,817.95/x
  3. Step 3: Cross multiply
    113,805.21x = 157,051.20 × 62,817.95
  4. Step 4: Simplify right side
    113,805.21x = 9,865,634,114.95
  5. Step 5: Solve for x
    x = 9,865,634,114.95/113,805.21
  6. Step 6: Final answer
    x = 86,688.77

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