Home / 208,011.20-287,055.48-112,517.84

Finding the Fourth Proportional to 208,011.20, 287,055.48 and 112,517.84

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Solution

The fourth proportional to 208,011.20, 287,055.48 and 112,517.84 is: 155,274.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,011.20 : 287,055.48 = 112,517.84 : x
  2. Step 2: Convert to fraction form
    208,011.20/287,055.48 = 112,517.84/x
  3. Step 3: Cross multiply
    208,011.20x = 287,055.48 × 112,517.84
  4. Step 4: Simplify right side
    208,011.20x = 32,298,862,569.76
  5. Step 5: Solve for x
    x = 32,298,862,569.76/208,011.20
  6. Step 6: Final answer
    x = 155,274.63

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