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Finding the Fourth Proportional to 112,966.54, 155,894.01 and 62,665.54

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Solution

The fourth proportional to 112,966.54, 155,894.01 and 62,665.54 is: 86,478.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,966.54 : 155,894.01 = 62,665.54 : x
  2. Step 2: Convert to fraction form
    112,966.54/155,894.01 = 62,665.54/x
  3. Step 3: Cross multiply
    112,966.54x = 155,894.01 × 62,665.54
  4. Step 4: Simplify right side
    112,966.54x = 9,769,182,319.42
  5. Step 5: Solve for x
    x = 9,769,182,319.42/112,966.54
  6. Step 6: Final answer
    x = 86,478.55

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