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Finding the Fourth Proportional to 160,423.75, 221,443.19 and 93,355.75

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Solution

The fourth proportional to 160,423.75, 221,443.19 and 93,355.75 is: 128,864.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,423.75 : 221,443.19 = 93,355.75 : x
  2. Step 2: Convert to fraction form
    160,423.75/221,443.19 = 93,355.75/x
  3. Step 3: Cross multiply
    160,423.75x = 221,443.19 × 93,355.75
  4. Step 4: Simplify right side
    160,423.75x = 20,672,995,084.84
  5. Step 5: Solve for x
    x = 20,672,995,084.84/160,423.75
  6. Step 6: Final answer
    x = 128,864.93

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