Home / 219,945.34-330,151.31-194,808.04

Finding the Fourth Proportional to 219,945.34, 330,151.31 and 194,808.04

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Solution

The fourth proportional to 219,945.34, 330,151.31 and 194,808.04 is: 292,418.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,945.34 : 330,151.31 = 194,808.04 : x
  2. Step 2: Convert to fraction form
    219,945.34/330,151.31 = 194,808.04/x
  3. Step 3: Cross multiply
    219,945.34x = 330,151.31 × 194,808.04
  4. Step 4: Simplify right side
    219,945.34x = 64,316,128,535.64
  5. Step 5: Solve for x
    x = 64,316,128,535.64/219,945.34
  6. Step 6: Final answer
    x = 292,418.69

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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.