Home / 215,594.22-297,529.20-120,100.89

Finding the Fourth Proportional to 215,594.22, 297,529.20 and 120,100.89

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Solution

The fourth proportional to 215,594.22, 297,529.20 and 120,100.89 is: 165,744.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,594.22 : 297,529.20 = 120,100.89 : x
  2. Step 2: Convert to fraction form
    215,594.22/297,529.20 = 120,100.89/x
  3. Step 3: Cross multiply
    215,594.22x = 297,529.20 × 120,100.89
  4. Step 4: Simplify right side
    215,594.22x = 35,733,521,720.99
  5. Step 5: Solve for x
    x = 35,733,521,720.99/215,594.22
  6. Step 6: Final answer
    x = 165,744.34

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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.