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Finding the Fourth Proportional to 249,661.80, 344,532.78 and 136,484.52

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Solution

The fourth proportional to 249,661.80, 344,532.78 and 136,484.52 is: 188,348.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,661.80 : 344,532.78 = 136,484.52 : x
  2. Step 2: Convert to fraction form
    249,661.80/344,532.78 = 136,484.52/x
  3. Step 3: Cross multiply
    249,661.80x = 344,532.78 × 136,484.52
  4. Step 4: Simplify right side
    249,661.80x = 47,023,391,102.57
  5. Step 5: Solve for x
    x = 47,023,391,102.57/249,661.80
  6. Step 6: Final answer
    x = 188,348.36

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