Home / 219,538.94-302,940.56-124,027.19

Finding the Fourth Proportional to 219,538.94, 302,940.56 and 124,027.19

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Solution

The fourth proportional to 219,538.94, 302,940.56 and 124,027.19 is: 171,144.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,538.94 : 302,940.56 = 124,027.19 : x
  2. Step 2: Convert to fraction form
    219,538.94/302,940.56 = 124,027.19/x
  3. Step 3: Cross multiply
    219,538.94x = 302,940.56 × 124,027.19
  4. Step 4: Simplify right side
    219,538.94x = 37,572,865,773.69
  5. Step 5: Solve for x
    x = 37,572,865,773.69/219,538.94
  6. Step 6: Final answer
    x = 171,144.43

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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.