Home / 180,137.57-269,987.85-132,309.17

Finding the Fourth Proportional to 180,137.57, 269,987.85 and 132,309.17

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Solution

The fourth proportional to 180,137.57, 269,987.85 and 132,309.17 is: 198,303.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,137.57 : 269,987.85 = 132,309.17 : x
  2. Step 2: Convert to fraction form
    180,137.57/269,987.85 = 132,309.17/x
  3. Step 3: Cross multiply
    180,137.57x = 269,987.85 × 132,309.17
  4. Step 4: Simplify right side
    180,137.57x = 35,721,866,993.65
  5. Step 5: Solve for x
    x = 35,721,866,993.65/180,137.57
  6. Step 6: Final answer
    x = 198,303.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.