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Finding the Fourth Proportional to 177,372.70, 266,059.05 and 165,622.30

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Solution

The fourth proportional to 177,372.70, 266,059.05 and 165,622.30 is: 248,433.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,372.70 : 266,059.05 = 165,622.30 : x
  2. Step 2: Convert to fraction form
    177,372.70/266,059.05 = 165,622.30/x
  3. Step 3: Cross multiply
    177,372.70x = 266,059.05 × 165,622.30
  4. Step 4: Simplify right side
    177,372.70x = 44,065,311,796.82
  5. Step 5: Solve for x
    x = 44,065,311,796.82/177,372.70
  6. Step 6: Final answer
    x = 248,433.45

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1.5x scale

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.