Home / 129,837.54-194,638.76-50,930.58

Finding the Fourth Proportional to 129,837.54, 194,638.76 and 50,930.58

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Solution

The fourth proportional to 129,837.54, 194,638.76 and 50,930.58 is: 76,349.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,837.54 : 194,638.76 = 50,930.58 : x
  2. Step 2: Convert to fraction form
    129,837.54/194,638.76 = 50,930.58/x
  3. Step 3: Cross multiply
    129,837.54x = 194,638.76 × 50,930.58
  4. Step 4: Simplify right side
    129,837.54x = 9,913,064,682.63
  5. Step 5: Solve for x
    x = 9,913,064,682.63/129,837.54
  6. Step 6: Final answer
    x = 76,349.76

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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.