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Finding the Fourth Proportional to 51,875.70, 77,813.55 and 25,631.70

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Solution

The fourth proportional to 51,875.70, 77,813.55 and 25,631.70 is: 38,447.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,875.70 : 77,813.55 = 25,631.70 : x
  2. Step 2: Convert to fraction form
    51,875.70/77,813.55 = 25,631.70/x
  3. Step 3: Cross multiply
    51,875.70x = 77,813.55 × 25,631.70
  4. Step 4: Simplify right side
    51,875.70x = 1,994,493,569.54
  5. Step 5: Solve for x
    x = 1,994,493,569.54/51,875.70
  6. Step 6: Final answer
    x = 38,447.55

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