Home / 150,918.10-208,265.76-82,006.96

Finding the Fourth Proportional to 150,918.10, 208,265.76 and 82,006.96

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Solution

The fourth proportional to 150,918.10, 208,265.76 and 82,006.96 is: 113,168.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,918.10 : 208,265.76 = 82,006.96 : x
  2. Step 2: Convert to fraction form
    150,918.10/208,265.76 = 82,006.96/x
  3. Step 3: Cross multiply
    150,918.10x = 208,265.76 × 82,006.96
  4. Step 4: Simplify right side
    150,918.10x = 17,079,241,849.69
  5. Step 5: Solve for x
    x = 17,079,241,849.69/150,918.10
  6. Step 6: Final answer
    x = 113,168.94

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1.5x scale

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.