Home / 180,726.31-271,033.42-145,103.73

Finding the Fourth Proportional to 180,726.31, 271,033.42 and 145,103.73

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Solution

The fourth proportional to 180,726.31, 271,033.42 and 145,103.73 is: 217,610.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,726.31 : 271,033.42 = 145,103.73 : x
  2. Step 2: Convert to fraction form
    180,726.31/271,033.42 = 145,103.73/x
  3. Step 3: Cross multiply
    180,726.31x = 271,033.42 × 145,103.73
  4. Step 4: Simplify right side
    180,726.31x = 39,327,960,196.66
  5. Step 5: Solve for x
    x = 39,327,960,196.66/180,726.31
  6. Step 6: Final answer
    x = 217,610.60

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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.