Home / 134,672.10-202,008.15-103,179.30

Finding the Fourth Proportional to 134,672.10, 202,008.15 and 103,179.30

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Solution

The fourth proportional to 134,672.10, 202,008.15 and 103,179.30 is: 154,768.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,672.10 : 202,008.15 = 103,179.30 : x
  2. Step 2: Convert to fraction form
    134,672.10/202,008.15 = 103,179.30/x
  3. Step 3: Cross multiply
    134,672.10x = 202,008.15 × 103,179.30
  4. Step 4: Simplify right side
    134,672.10x = 20,843,059,511.30
  5. Step 5: Solve for x
    x = 20,843,059,511.30/134,672.10
  6. Step 6: Final answer
    x = 154,768.95

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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.