Home / 219,921.66-303,488.10-133,849.44

Finding the Fourth Proportional to 219,921.66, 303,488.10 and 133,849.44

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Solution

The fourth proportional to 219,921.66, 303,488.10 and 133,849.44 is: 184,709.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,921.66 : 303,488.10 = 133,849.44 : x
  2. Step 2: Convert to fraction form
    219,921.66/303,488.10 = 133,849.44/x
  3. Step 3: Cross multiply
    219,921.66x = 303,488.10 × 133,849.44
  4. Step 4: Simplify right side
    219,921.66x = 40,621,712,231.66
  5. Step 5: Solve for x
    x = 40,621,712,231.66/219,921.66
  6. Step 6: Final answer
    x = 184,709.92

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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.