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Finding the Fourth Proportional to 106,790.40, 147,371.67 and 59,045.76

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Solution

The fourth proportional to 106,790.40, 147,371.67 and 59,045.76 is: 81,483.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,790.40 : 147,371.67 = 59,045.76 : x
  2. Step 2: Convert to fraction form
    106,790.40/147,371.67 = 59,045.76/x
  3. Step 3: Cross multiply
    106,790.40x = 147,371.67 × 59,045.76
  4. Step 4: Simplify right side
    106,790.40x = 8,701,672,257.62
  5. Step 5: Solve for x
    x = 8,701,672,257.62/106,790.40
  6. Step 6: Final answer
    x = 81,483.66

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