Home / 180,992.16-249,763.04-109,359.52

Finding the Fourth Proportional to 180,992.16, 249,763.04 and 109,359.52

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Solution

The fourth proportional to 180,992.16, 249,763.04 and 109,359.52 is: 150,912.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,992.16 : 249,763.04 = 109,359.52 : x
  2. Step 2: Convert to fraction form
    180,992.16/249,763.04 = 109,359.52/x
  3. Step 3: Cross multiply
    180,992.16x = 249,763.04 × 109,359.52
  4. Step 4: Simplify right side
    180,992.16x = 27,313,966,168.14
  5. Step 5: Solve for x
    x = 27,313,966,168.14/180,992.16
  6. Step 6: Final answer
    x = 150,912.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.