Home / 234,520.21-351,775.45-57,028.15

Finding the Fourth Proportional to 234,520.21, 351,775.45 and 57,028.15

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Solution

The fourth proportional to 234,520.21, 351,775.45 and 57,028.15 is: 85,541.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,520.21 : 351,775.45 = 57,028.15 : x
  2. Step 2: Convert to fraction form
    234,520.21/351,775.45 = 57,028.15/x
  3. Step 3: Cross multiply
    234,520.21x = 351,775.45 × 57,028.15
  4. Step 4: Simplify right side
    234,520.21x = 20,061,103,128.92
  5. Step 5: Solve for x
    x = 20,061,103,128.92/234,520.21
  6. Step 6: Final answer
    x = 85,541.04

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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.