Home / 180,743.12-249,365.76-109,095.92

Finding the Fourth Proportional to 180,743.12, 249,365.76 and 109,095.92

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Solution

The fourth proportional to 180,743.12, 249,365.76 and 109,095.92 is: 150,516.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,743.12 : 249,365.76 = 109,095.92 : x
  2. Step 2: Convert to fraction form
    180,743.12/249,365.76 = 109,095.92/x
  3. Step 3: Cross multiply
    180,743.12x = 249,365.76 × 109,095.92
  4. Step 4: Simplify right side
    180,743.12x = 27,204,787,003.70
  5. Step 5: Solve for x
    x = 27,204,787,003.70/180,743.12
  6. Step 6: Final answer
    x = 150,516.31

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1.5x scale

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.