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Finding the Fourth Proportional to 242,913.40, 364,370.10 and 76,701.40

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Solution

The fourth proportional to 242,913.40, 364,370.10 and 76,701.40 is: 115,052.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,913.40 : 364,370.10 = 76,701.40 : x
  2. Step 2: Convert to fraction form
    242,913.40/364,370.10 = 76,701.40/x
  3. Step 3: Cross multiply
    242,913.40x = 364,370.10 × 76,701.40
  4. Step 4: Simplify right side
    242,913.40x = 27,947,696,788.14
  5. Step 5: Solve for x
    x = 27,947,696,788.14/242,913.40
  6. Step 6: Final answer
    x = 115,052.10

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