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Finding the Fourth Proportional to 127,011.50, 175,235.86 and 79,292.48

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Solution

The fourth proportional to 127,011.50, 175,235.86 and 79,292.48 is: 109,398.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,011.50 : 175,235.86 = 79,292.48 : x
  2. Step 2: Convert to fraction form
    127,011.50/175,235.86 = 79,292.48/x
  3. Step 3: Cross multiply
    127,011.50x = 175,235.86 × 79,292.48
  4. Step 4: Simplify right side
    127,011.50x = 13,894,885,924.33
  5. Step 5: Solve for x
    x = 13,894,885,924.33/127,011.50
  6. Step 6: Final answer
    x = 109,398.64

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