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Finding the Fourth Proportional to 58,146.88, 80,266.80 and 39,309.52

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Solution

The fourth proportional to 58,146.88, 80,266.80 and 39,309.52 is: 54,263.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,146.88 : 80,266.80 = 39,309.52 : x
  2. Step 2: Convert to fraction form
    58,146.88/80,266.80 = 39,309.52/x
  3. Step 3: Cross multiply
    58,146.88x = 80,266.80 × 39,309.52
  4. Step 4: Simplify right side
    58,146.88x = 3,155,249,379.94
  5. Step 5: Solve for x
    x = 3,155,249,379.94/58,146.88
  6. Step 6: Final answer
    x = 54,263.43

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