Home / 352,855.22-529,315.60-100,141.90

Finding the Fourth Proportional to 352,855.22, 529,315.60 and 100,141.90

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Solution

The fourth proportional to 352,855.22, 529,315.60 and 100,141.90 is: 150,222.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,855.22 : 529,315.60 = 100,141.90 : x
  2. Step 2: Convert to fraction form
    352,855.22/529,315.60 = 100,141.90/x
  3. Step 3: Cross multiply
    352,855.22x = 529,315.60 × 100,141.90
  4. Step 4: Simplify right side
    352,855.22x = 53,006,669,883.64
  5. Step 5: Solve for x
    x = 53,006,669,883.64/352,855.22
  6. Step 6: Final answer
    x = 150,222.15

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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.