Home / 234,621.22-351,925-57,125.67

Finding the Fourth Proportional to 234,621.22, 351,925 and 57,125.67

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Solution

The fourth proportional to 234,621.22, 351,925 and 57,125.67 is: 85,686.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,621.22 : 351,925 = 57,125.67 : x
  2. Step 2: Convert to fraction form
    234,621.22/351,925 = 57,125.67/x
  3. Step 3: Cross multiply
    234,621.22x = 351,925 × 57,125.67
  4. Step 4: Simplify right side
    234,621.22x = 20,103,951,414.75
  5. Step 5: Solve for x
    x = 20,103,951,414.75/234,621.22
  6. Step 6: Final answer
    x = 85,686.84

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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.