Home / 352,180.32-528,252.12-115,491.84

Finding the Fourth Proportional to 352,180.32, 528,252.12 and 115,491.84

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Solution

The fourth proportional to 352,180.32, 528,252.12 and 115,491.84 is: 173,231.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,180.32 : 528,252.12 = 115,491.84 : x
  2. Step 2: Convert to fraction form
    352,180.32/528,252.12 = 115,491.84/x
  3. Step 3: Cross multiply
    352,180.32x = 528,252.12 × 115,491.84
  4. Step 4: Simplify right side
    352,180.32x = 61,008,809,322.70
  5. Step 5: Solve for x
    x = 61,008,809,322.70/352,180.32
  6. Step 6: Final answer
    x = 173,231.74

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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.