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Finding the Fourth Proportional to 79,607.34, 109,812.51 and 49,747.50

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Solution

The fourth proportional to 79,607.34, 109,812.51 and 49,747.50 is: 68,623.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,607.34 : 109,812.51 = 49,747.50 : x
  2. Step 2: Convert to fraction form
    79,607.34/109,812.51 = 49,747.50/x
  3. Step 3: Cross multiply
    79,607.34x = 109,812.51 × 49,747.50
  4. Step 4: Simplify right side
    79,607.34x = 5,462,897,841.23
  5. Step 5: Solve for x
    x = 5,462,897,841.23/79,607.34
  6. Step 6: Final answer
    x = 68,623.04

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