Home / 214,142.20-295,508.32-123,501.96

Finding the Fourth Proportional to 214,142.20, 295,508.32 and 123,501.96

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Solution

The fourth proportional to 214,142.20, 295,508.32 and 123,501.96 is: 170,428.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,142.20 : 295,508.32 = 123,501.96 : x
  2. Step 2: Convert to fraction form
    214,142.20/295,508.32 = 123,501.96/x
  3. Step 3: Cross multiply
    214,142.20x = 295,508.32 × 123,501.96
  4. Step 4: Simplify right side
    214,142.20x = 36,495,856,716.31
  5. Step 5: Solve for x
    x = 36,495,856,716.31/214,142.20
  6. Step 6: Final answer
    x = 170,428.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.