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Finding the Fourth Proportional to 83,307.58, 124,905.99 and 45,885.28

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Solution

The fourth proportional to 83,307.58, 124,905.99 and 45,885.28 is: 68,797.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,307.58 : 124,905.99 = 45,885.28 : x
  2. Step 2: Convert to fraction form
    83,307.58/124,905.99 = 45,885.28/x
  3. Step 3: Cross multiply
    83,307.58x = 124,905.99 × 45,885.28
  4. Step 4: Simplify right side
    83,307.58x = 5,731,346,324.83
  5. Step 5: Solve for x
    x = 5,731,346,324.83/83,307.58
  6. Step 6: Final answer
    x = 68,797.42

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