Home / 104,423.06-144,103.97-56,676.42

Finding the Fourth Proportional to 104,423.06, 144,103.97 and 56,676.42

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Solution

The fourth proportional to 104,423.06, 144,103.97 and 56,676.42 is: 78,213.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,423.06 : 144,103.97 = 56,676.42 : x
  2. Step 2: Convert to fraction form
    104,423.06/144,103.97 = 56,676.42/x
  3. Step 3: Cross multiply
    104,423.06x = 144,103.97 × 56,676.42
  4. Step 4: Simplify right side
    104,423.06x = 8,167,296,123.49
  5. Step 5: Solve for x
    x = 8,167,296,123.49/104,423.06
  6. Step 6: Final answer
    x = 78,213.53

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1.5x scale

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.