Home / 104,676.36-144,449.22-56,929.69

Finding the Fourth Proportional to 104,676.36, 144,449.22 and 56,929.69

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Solution

The fourth proportional to 104,676.36, 144,449.22 and 56,929.69 is: 78,560.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,676.36 : 144,449.22 = 56,929.69 : x
  2. Step 2: Convert to fraction form
    104,676.36/144,449.22 = 56,929.69/x
  3. Step 3: Cross multiply
    104,676.36x = 144,449.22 × 56,929.69
  4. Step 4: Simplify right side
    104,676.36x = 8,223,449,315.34
  5. Step 5: Solve for x
    x = 8,223,449,315.34/104,676.36
  6. Step 6: Final answer
    x = 78,560.72

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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.