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Finding the Fourth Proportional to 83,357.86, 115,030.98 and 47,559.46

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Solution

The fourth proportional to 83,357.86, 115,030.98 and 47,559.46 is: 65,630.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,357.86 : 115,030.98 = 47,559.46 : x
  2. Step 2: Convert to fraction form
    83,357.86/115,030.98 = 47,559.46/x
  3. Step 3: Cross multiply
    83,357.86x = 115,030.98 × 47,559.46
  4. Step 4: Simplify right side
    83,357.86x = 5,470,811,292.07
  5. Step 5: Solve for x
    x = 5,470,811,292.07/83,357.86
  6. Step 6: Final answer
    x = 65,630.42

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