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Finding the Fourth Proportional to 83,915.02, 115,802.76 and 46,189

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Solution

The fourth proportional to 83,915.02, 115,802.76 and 46,189 is: 63,740.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,915.02 : 115,802.76 = 46,189 : x
  2. Step 2: Convert to fraction form
    83,915.02/115,802.76 = 46,189/x
  3. Step 3: Cross multiply
    83,915.02x = 115,802.76 × 46,189
  4. Step 4: Simplify right side
    83,915.02x = 5,348,813,681.64
  5. Step 5: Solve for x
    x = 5,348,813,681.64/83,915.02
  6. Step 6: Final answer
    x = 63,740.84

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