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Finding the Fourth Proportional to 249,869.80, 374,804.70 and 72,382.60

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Solution

The fourth proportional to 249,869.80, 374,804.70 and 72,382.60 is: 108,573.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,869.80 : 374,804.70 = 72,382.60 : x
  2. Step 2: Convert to fraction form
    249,869.80/374,804.70 = 72,382.60/x
  3. Step 3: Cross multiply
    249,869.80x = 374,804.70 × 72,382.60
  4. Step 4: Simplify right side
    249,869.80x = 27,129,338,678.22
  5. Step 5: Solve for x
    x = 27,129,338,678.22/249,869.80
  6. Step 6: Final answer
    x = 108,573.90

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