Home / 180,818.10-271,227.15-173,139.30

Finding the Fourth Proportional to 180,818.10, 271,227.15 and 173,139.30

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Solution

The fourth proportional to 180,818.10, 271,227.15 and 173,139.30 is: 259,708.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,818.10 : 271,227.15 = 173,139.30 : x
  2. Step 2: Convert to fraction form
    180,818.10/271,227.15 = 173,139.30/x
  3. Step 3: Cross multiply
    180,818.10x = 271,227.15 × 173,139.30
  4. Step 4: Simplify right side
    180,818.10x = 46,960,078,892.00
  5. Step 5: Solve for x
    x = 46,960,078,892.00/180,818.10
  6. Step 6: Final answer
    x = 259,708.95

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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.