Home / 272,855.45-376,551.86-151,996.70

Finding the Fourth Proportional to 272,855.45, 376,551.86 and 151,996.70

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Solution

The fourth proportional to 272,855.45, 376,551.86 and 151,996.70 is: 209,761.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,855.45 : 376,551.86 = 151,996.70 : x
  2. Step 2: Convert to fraction form
    272,855.45/376,551.86 = 151,996.70/x
  3. Step 3: Cross multiply
    272,855.45x = 376,551.86 × 151,996.70
  4. Step 4: Simplify right side
    272,855.45x = 57,234,640,098.86
  5. Step 5: Solve for x
    x = 57,234,640,098.86/272,855.45
  6. Step 6: Final answer
    x = 209,761.76

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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.