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Finding the Fourth Proportional to 74,417.80, 111,484.14 and 71,916.52

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Solution

The fourth proportional to 74,417.80, 111,484.14 and 71,916.52 is: 107,737.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,417.80 : 111,484.14 = 71,916.52 : x
  2. Step 2: Convert to fraction form
    74,417.80/111,484.14 = 71,916.52/x
  3. Step 3: Cross multiply
    74,417.80x = 111,484.14 × 71,916.52
  4. Step 4: Simplify right side
    74,417.80x = 8,017,551,383.99
  5. Step 5: Solve for x
    x = 8,017,551,383.99/74,417.80
  6. Step 6: Final answer
    x = 107,737.01

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