Home / 180,364.76-270,089.46-108,272.81

Finding the Fourth Proportional to 180,364.76, 270,089.46 and 108,272.81

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Solution

The fourth proportional to 180,364.76, 270,089.46 and 108,272.81 is: 162,134.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,364.76 : 270,089.46 = 108,272.81 : x
  2. Step 2: Convert to fraction form
    180,364.76/270,089.46 = 108,272.81/x
  3. Step 3: Cross multiply
    180,364.76x = 270,089.46 × 108,272.81
  4. Step 4: Simplify right side
    180,364.76x = 29,243,344,785.58
  5. Step 5: Solve for x
    x = 29,243,344,785.58/180,364.76
  6. Step 6: Final answer
    x = 162,134.47

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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.