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Finding the Fourth Proportional to 113,707.48, 170,635.02 and 51,378.52

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Solution

The fourth proportional to 113,707.48, 170,635.02 and 51,378.52 is: 77,101.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,707.48 : 170,635.02 = 51,378.52 : x
  2. Step 2: Convert to fraction form
    113,707.48/170,635.02 = 51,378.52/x
  3. Step 3: Cross multiply
    113,707.48x = 170,635.02 × 51,378.52
  4. Step 4: Simplify right side
    113,707.48x = 8,766,974,787.77
  5. Step 5: Solve for x
    x = 8,766,974,787.77/113,707.48
  6. Step 6: Final answer
    x = 77,101.13

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