Home / 104,965.72-144,826.84-64,119.44

Finding the Fourth Proportional to 104,965.72, 144,826.84 and 64,119.44

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Solution

The fourth proportional to 104,965.72, 144,826.84 and 64,119.44 is: 88,469.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,965.72 : 144,826.84 = 64,119.44 : x
  2. Step 2: Convert to fraction form
    104,965.72/144,826.84 = 64,119.44/x
  3. Step 3: Cross multiply
    104,965.72x = 144,826.84 × 64,119.44
  4. Step 4: Simplify right side
    104,965.72x = 9,286,215,877.77
  5. Step 5: Solve for x
    x = 9,286,215,877.77/104,965.72
  6. Step 6: Final answer
    x = 88,469.03

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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.