Home / 219,961.52-303,547.68-119,359.52

Finding the Fourth Proportional to 219,961.52, 303,547.68 and 119,359.52

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Solution

The fourth proportional to 219,961.52, 303,547.68 and 119,359.52 is: 164,716.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,961.52 : 303,547.68 = 119,359.52 : x
  2. Step 2: Convert to fraction form
    219,961.52/303,547.68 = 119,359.52/x
  3. Step 3: Cross multiply
    219,961.52x = 303,547.68 × 119,359.52
  4. Step 4: Simplify right side
    219,961.52x = 36,231,305,381.91
  5. Step 5: Solve for x
    x = 36,231,305,381.91/219,961.52
  6. Step 6: Final answer
    x = 164,716.56

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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.