Home / 215,997.88-298,072.90-119,210.84

Finding the Fourth Proportional to 215,997.88, 298,072.90 and 119,210.84

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Solution

The fourth proportional to 215,997.88, 298,072.90 and 119,210.84 is: 164,508.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,997.88 : 298,072.90 = 119,210.84 : x
  2. Step 2: Convert to fraction form
    215,997.88/298,072.90 = 119,210.84/x
  3. Step 3: Cross multiply
    215,997.88x = 298,072.90 × 119,210.84
  4. Step 4: Simplify right side
    215,997.88x = 35,533,520,790.24
  5. Step 5: Solve for x
    x = 35,533,520,790.24/215,997.88
  6. Step 6: Final answer
    x = 164,508.66

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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.