Home / 275,535.72-380,194.02-162,343.08

Finding the Fourth Proportional to 275,535.72, 380,194.02 and 162,343.08

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Solution

The fourth proportional to 275,535.72, 380,194.02 and 162,343.08 is: 224,006.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,535.72 : 380,194.02 = 162,343.08 : x
  2. Step 2: Convert to fraction form
    275,535.72/380,194.02 = 162,343.08/x
  3. Step 3: Cross multiply
    275,535.72x = 380,194.02 × 162,343.08
  4. Step 4: Simplify right side
    275,535.72x = 61,721,868,204.38
  5. Step 5: Solve for x
    x = 61,721,868,204.38/275,535.72
  6. Step 6: Final answer
    x = 224,006.78

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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.