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Finding the Fourth Proportional to 180,488.84, 248,923.50 and 135,272.96

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Solution

The fourth proportional to 180,488.84, 248,923.50 and 135,272.96 is: 186,563.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,488.84 : 248,923.50 = 135,272.96 : x
  2. Step 2: Convert to fraction form
    180,488.84/248,923.50 = 135,272.96/x
  3. Step 3: Cross multiply
    180,488.84x = 248,923.50 × 135,272.96
  4. Step 4: Simplify right side
    180,488.84x = 33,672,618,658.56
  5. Step 5: Solve for x
    x = 33,672,618,658.56/180,488.84
  6. Step 6: Final answer
    x = 186,563.44

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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.