Home / 80,292.96-120,420.54-35,895.24

Finding the Fourth Proportional to 80,292.96, 120,420.54 and 35,895.24

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Solution

The fourth proportional to 80,292.96, 120,420.54 and 35,895.24 is: 53,834.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,292.96 : 120,420.54 = 35,895.24 : x
  2. Step 2: Convert to fraction form
    80,292.96/120,420.54 = 35,895.24/x
  3. Step 3: Cross multiply
    80,292.96x = 120,420.54 × 35,895.24
  4. Step 4: Simplify right side
    80,292.96x = 4,322,524,184.23
  5. Step 5: Solve for x
    x = 4,322,524,184.23/80,292.96
  6. Step 6: Final answer
    x = 53,834.41

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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.