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Finding the Fourth Proportional to 117,854.80, 176,587.80 and 100,358.80

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Solution

The fourth proportional to 117,854.80, 176,587.80 and 100,358.80 is: 150,372.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,854.80 : 176,587.80 = 100,358.80 : x
  2. Step 2: Convert to fraction form
    117,854.80/176,587.80 = 100,358.80/x
  3. Step 3: Cross multiply
    117,854.80x = 176,587.80 × 100,358.80
  4. Step 4: Simplify right side
    117,854.80x = 17,722,139,702.64
  5. Step 5: Solve for x
    x = 17,722,139,702.64/117,854.80
  6. Step 6: Final answer
    x = 150,372.66

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