Home / 52,743.67-72,785.70-30,082.06

Finding the Fourth Proportional to 52,743.67, 72,785.70 and 30,082.06

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Solution

The fourth proportional to 52,743.67, 72,785.70 and 30,082.06 is: 41,512.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,743.67 : 72,785.70 = 30,082.06 : x
  2. Step 2: Convert to fraction form
    52,743.67/72,785.70 = 30,082.06/x
  3. Step 3: Cross multiply
    52,743.67x = 72,785.70 × 30,082.06
  4. Step 4: Simplify right side
    52,743.67x = 2,189,543,794.54
  5. Step 5: Solve for x
    x = 2,189,543,794.54/52,743.67
  6. Step 6: Final answer
    x = 41,512.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.