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Finding the Fourth Proportional to 104,062.10, 143,605.95 and 56,315.79

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Solution

The fourth proportional to 104,062.10, 143,605.95 and 56,315.79 is: 77,715.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,062.10 : 143,605.95 = 56,315.79 : x
  2. Step 2: Convert to fraction form
    104,062.10/143,605.95 = 56,315.79/x
  3. Step 3: Cross multiply
    104,062.10x = 143,605.95 × 56,315.79
  4. Step 4: Simplify right side
    104,062.10x = 8,087,282,311.77
  5. Step 5: Solve for x
    x = 8,087,282,311.77/104,062.10
  6. Step 6: Final answer
    x = 77,715.93

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