Home / 76,145.38-114,223.83-23,560.18

Finding the Fourth Proportional to 76,145.38, 114,223.83 and 23,560.18

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Solution

The fourth proportional to 76,145.38, 114,223.83 and 23,560.18 is: 35,342.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,145.38 : 114,223.83 = 23,560.18 : x
  2. Step 2: Convert to fraction form
    76,145.38/114,223.83 = 23,560.18/x
  3. Step 3: Cross multiply
    76,145.38x = 114,223.83 × 23,560.18
  4. Step 4: Simplify right side
    76,145.38x = 2,691,133,995.09
  5. Step 5: Solve for x
    x = 2,691,133,995.09/76,145.38
  6. Step 6: Final answer
    x = 35,342.05

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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.