Home / 118,005.60-176,958-54,786.72

Finding the Fourth Proportional to 118,005.60, 176,958 and 54,786.72

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Solution

The fourth proportional to 118,005.60, 176,958 and 54,786.72 is: 82,156.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,005.60 : 176,958 = 54,786.72 : x
  2. Step 2: Convert to fraction form
    118,005.60/176,958 = 54,786.72/x
  3. Step 3: Cross multiply
    118,005.60x = 176,958 × 54,786.72
  4. Step 4: Simplify right side
    118,005.60x = 9,694,948,397.76
  5. Step 5: Solve for x
    x = 9,694,948,397.76/118,005.60
  6. Step 6: Final answer
    x = 82,156.68

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