Home / 182,801.80-274,202.70-138,515.05

Finding the Fourth Proportional to 182,801.80, 274,202.70 and 138,515.05

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Solution

The fourth proportional to 182,801.80, 274,202.70 and 138,515.05 is: 207,772.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,801.80 : 274,202.70 = 138,515.05 : x
  2. Step 2: Convert to fraction form
    182,801.80/274,202.70 = 138,515.05/x
  3. Step 3: Cross multiply
    182,801.80x = 274,202.70 × 138,515.05
  4. Step 4: Simplify right side
    182,801.80x = 37,981,200,700.64
  5. Step 5: Solve for x
    x = 37,981,200,700.64/182,801.80
  6. Step 6: Final answer
    x = 207,772.58

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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.