Home / 219,836.91-303,381.54-124,341.69

Finding the Fourth Proportional to 219,836.91, 303,381.54 and 124,341.69

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Solution

The fourth proportional to 219,836.91, 303,381.54 and 124,341.69 is: 171,595.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,836.91 : 303,381.54 = 124,341.69 : x
  2. Step 2: Convert to fraction form
    219,836.91/303,381.54 = 124,341.69/x
  3. Step 3: Cross multiply
    219,836.91x = 303,381.54 × 124,341.69
  4. Step 4: Simplify right side
    219,836.91x = 37,722,973,398.40
  5. Step 5: Solve for x
    x = 37,722,973,398.40/219,836.91
  6. Step 6: Final answer
    x = 171,595.27

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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.