Home / 76,296.12-114,449.20-26,381.04

Finding the Fourth Proportional to 76,296.12, 114,449.20 and 26,381.04

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Solution

The fourth proportional to 76,296.12, 114,449.20 and 26,381.04 is: 39,573.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,296.12 : 114,449.20 = 26,381.04 : x
  2. Step 2: Convert to fraction form
    76,296.12/114,449.20 = 26,381.04/x
  3. Step 3: Cross multiply
    76,296.12x = 114,449.20 × 26,381.04
  4. Step 4: Simplify right side
    76,296.12x = 3,019,288,923.17
  5. Step 5: Solve for x
    x = 3,019,288,923.17/76,296.12
  6. Step 6: Final answer
    x = 39,573.30

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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.