Home / 219,538.44-302,939.87-124,026.69

Finding the Fourth Proportional to 219,538.44, 302,939.87 and 124,026.69

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Solution

The fourth proportional to 219,538.44, 302,939.87 and 124,026.69 is: 171,143.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,538.44 : 302,939.87 = 124,026.69 : x
  2. Step 2: Convert to fraction form
    219,538.44/302,939.87 = 124,026.69/x
  3. Step 3: Cross multiply
    219,538.44x = 302,939.87 × 124,026.69
  4. Step 4: Simplify right side
    219,538.44x = 37,572,628,725.00
  5. Step 5: Solve for x
    x = 37,572,628,725.00/219,538.44
  6. Step 6: Final answer
    x = 171,143.74

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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.