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Finding the Fourth Proportional to 129,988.16, 195,011.44 and 46,882.16

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Solution

The fourth proportional to 129,988.16, 195,011.44 and 46,882.16 is: 70,333.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,988.16 : 195,011.44 = 46,882.16 : x
  2. Step 2: Convert to fraction form
    129,988.16/195,011.44 = 46,882.16/x
  3. Step 3: Cross multiply
    129,988.16x = 195,011.44 × 46,882.16
  4. Step 4: Simplify right side
    129,988.16x = 9,142,557,531.91
  5. Step 5: Solve for x
    x = 9,142,557,531.91/129,988.16
  6. Step 6: Final answer
    x = 70,333.77

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