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Finding the Fourth Proportional to 173,725.20, 260,386.20 and 80,240.40

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Solution

The fourth proportional to 173,725.20, 260,386.20 and 80,240.40 is: 120,267.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,725.20 : 260,386.20 = 80,240.40 : x
  2. Step 2: Convert to fraction form
    173,725.20/260,386.20 = 80,240.40/x
  3. Step 3: Cross multiply
    173,725.20x = 260,386.20 × 80,240.40
  4. Step 4: Simplify right side
    173,725.20x = 20,893,492,842.48
  5. Step 5: Solve for x
    x = 20,893,492,842.48/173,725.20
  6. Step 6: Final answer
    x = 120,267.48

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