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Finding the Fourth Proportional to 78,595.32, 108,429.48 and 48,371.52

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Solution

The fourth proportional to 78,595.32, 108,429.48 and 48,371.52 is: 66,732.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,595.32 : 108,429.48 = 48,371.52 : x
  2. Step 2: Convert to fraction form
    78,595.32/108,429.48 = 48,371.52/x
  3. Step 3: Cross multiply
    78,595.32x = 108,429.48 × 48,371.52
  4. Step 4: Simplify right side
    78,595.32x = 5,244,898,760.41
  5. Step 5: Solve for x
    x = 5,244,898,760.41/78,595.32
  6. Step 6: Final answer
    x = 66,732.97

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