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Finding the Fourth Proportional to 249,743.80, 374,615.70 and 72,256.60

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Solution

The fourth proportional to 249,743.80, 374,615.70 and 72,256.60 is: 108,384.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,743.80 : 374,615.70 = 72,256.60 : x
  2. Step 2: Convert to fraction form
    249,743.80/374,615.70 = 72,256.60/x
  3. Step 3: Cross multiply
    249,743.80x = 374,615.70 × 72,256.60
  4. Step 4: Simplify right side
    249,743.80x = 27,068,456,788.62
  5. Step 5: Solve for x
    x = 27,068,456,788.62/249,743.80
  6. Step 6: Final answer
    x = 108,384.90

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