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Finding the Fourth Proportional to 118,479.81, 163,505.28 and 70,760.69

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Solution

The fourth proportional to 118,479.81, 163,505.28 and 70,760.69 is: 97,651.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,479.81 : 163,505.28 = 70,760.69 : x
  2. Step 2: Convert to fraction form
    118,479.81/163,505.28 = 70,760.69/x
  3. Step 3: Cross multiply
    118,479.81x = 163,505.28 × 70,760.69
  4. Step 4: Simplify right side
    118,479.81x = 11,569,746,492.41
  5. Step 5: Solve for x
    x = 11,569,746,492.41/118,479.81
  6. Step 6: Final answer
    x = 97,651.63

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