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Finding the Fourth Proportional to 75,406.91, 113,113.07 and 37,946.58

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Solution

The fourth proportional to 75,406.91, 113,113.07 and 37,946.58 is: 56,921.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,406.91 : 113,113.07 = 37,946.58 : x
  2. Step 2: Convert to fraction form
    75,406.91/113,113.07 = 37,946.58/x
  3. Step 3: Cross multiply
    75,406.91x = 113,113.07 × 37,946.58
  4. Step 4: Simplify right side
    75,406.91x = 4,292,253,970.07
  5. Step 5: Solve for x
    x = 4,292,253,970.07/75,406.91
  6. Step 6: Final answer
    x = 56,921.23

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