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Finding the Fourth Proportional to 75,293.10, 112,903.31 and 43,711.11

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Solution

The fourth proportional to 75,293.10, 112,903.31 and 43,711.11 is: 65,545.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,293.10 : 112,903.31 = 43,711.11 : x
  2. Step 2: Convert to fraction form
    75,293.10/112,903.31 = 43,711.11/x
  3. Step 3: Cross multiply
    75,293.10x = 112,903.31 × 43,711.11
  4. Step 4: Simplify right side
    75,293.10x = 4,935,128,982.32
  5. Step 5: Solve for x
    x = 4,935,128,982.32/75,293.10
  6. Step 6: Final answer
    x = 65,545.57

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