Home / 129,623.10-194,390.10-63,020.34

Finding the Fourth Proportional to 129,623.10, 194,390.10 and 63,020.34

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Solution

The fourth proportional to 129,623.10, 194,390.10 and 63,020.34 is: 94,508.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,623.10 : 194,390.10 = 63,020.34 : x
  2. Step 2: Convert to fraction form
    129,623.10/194,390.10 = 63,020.34/x
  3. Step 3: Cross multiply
    129,623.10x = 194,390.10 × 63,020.34
  4. Step 4: Simplify right side
    129,623.10x = 12,250,530,194.63
  5. Step 5: Solve for x
    x = 12,250,530,194.63/129,623.10
  6. Step 6: Final answer
    x = 94,508.85

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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.