Home / 180,922.08-249,640.20-109,254.12

Finding the Fourth Proportional to 180,922.08, 249,640.20 and 109,254.12

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Solution

The fourth proportional to 180,922.08, 249,640.20 and 109,254.12 is: 150,751.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,922.08 : 249,640.20 = 109,254.12 : x
  2. Step 2: Convert to fraction form
    180,922.08/249,640.20 = 109,254.12/x
  3. Step 3: Cross multiply
    180,922.08x = 249,640.20 × 109,254.12
  4. Step 4: Simplify right side
    180,922.08x = 27,274,220,367.62
  5. Step 5: Solve for x
    x = 27,274,220,367.62/180,922.08
  6. Step 6: Final answer
    x = 150,751.20

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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.