Home / 104,423.38-144,104.39-56,676.74

Finding the Fourth Proportional to 104,423.38, 144,104.39 and 56,676.74

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Solution

The fourth proportional to 104,423.38, 144,104.39 and 56,676.74 is: 78,213.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,423.38 : 144,104.39 = 56,676.74 : x
  2. Step 2: Convert to fraction form
    104,423.38/144,104.39 = 56,676.74/x
  3. Step 3: Cross multiply
    104,423.38x = 144,104.39 × 56,676.74
  4. Step 4: Simplify right side
    104,423.38x = 8,167,366,818.22
  5. Step 5: Solve for x
    x = 8,167,366,818.22/104,423.38
  6. Step 6: Final answer
    x = 78,213.97

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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.