Home / 55,528.05-83,128.46-35,747.85

Finding the Fourth Proportional to 55,528.05, 83,128.46 and 35,747.85

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Solution

The fourth proportional to 55,528.05, 83,128.46 and 35,747.85 is: 53,516.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,528.05 : 83,128.46 = 35,747.85 : x
  2. Step 2: Convert to fraction form
    55,528.05/83,128.46 = 35,747.85/x
  3. Step 3: Cross multiply
    55,528.05x = 83,128.46 × 35,747.85
  4. Step 4: Simplify right side
    55,528.05x = 2,971,663,540.07
  5. Step 5: Solve for x
    x = 2,971,663,540.07/55,528.05
  6. Step 6: Final answer
    x = 53,516.44

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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.