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Finding the Fourth Proportional to 101,271.67, 139,750.66 and 58,247.90

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Solution

The fourth proportional to 101,271.67, 139,750.66 and 58,247.90 is: 80,379.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,271.67 : 139,750.66 = 58,247.90 : x
  2. Step 2: Convert to fraction form
    101,271.67/139,750.66 = 58,247.90/x
  3. Step 3: Cross multiply
    101,271.67x = 139,750.66 × 58,247.90
  4. Step 4: Simplify right side
    101,271.67x = 8,140,182,468.61
  5. Step 5: Solve for x
    x = 8,140,182,468.61/101,271.67
  6. Step 6: Final answer
    x = 80,379.66

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