Home / 80,066.01-120,088.65-35,682.66

Finding the Fourth Proportional to 80,066.01, 120,088.65 and 35,682.66

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Solution

The fourth proportional to 80,066.01, 120,088.65 and 35,682.66 is: 53,519.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,066.01 : 120,088.65 = 35,682.66 : x
  2. Step 2: Convert to fraction form
    80,066.01/120,088.65 = 35,682.66/x
  3. Step 3: Cross multiply
    80,066.01x = 120,088.65 × 35,682.66
  4. Step 4: Simplify right side
    80,066.01x = 4,285,082,467.81
  5. Step 5: Solve for x
    x = 4,285,082,467.81/80,066.01
  6. Step 6: Final answer
    x = 53,519.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.