Home / 80,246.05-120,380.81-24,090.59

Finding the Fourth Proportional to 80,246.05, 120,380.81 and 24,090.59

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Solution

The fourth proportional to 80,246.05, 120,380.81 and 24,090.59 is: 36,139.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,246.05 : 120,380.81 = 24,090.59 : x
  2. Step 2: Convert to fraction form
    80,246.05/120,380.81 = 24,090.59/x
  3. Step 3: Cross multiply
    80,246.05x = 120,380.81 × 24,090.59
  4. Step 4: Simplify right side
    80,246.05x = 2,900,044,918.08
  5. Step 5: Solve for x
    x = 2,900,044,918.08/80,246.05
  6. Step 6: Final answer
    x = 36,139.41

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1.5x scale

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.