Home / 135,300.06-202,892.97-40,543.73

Finding the Fourth Proportional to 135,300.06, 202,892.97 and 40,543.73

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Solution

The fourth proportional to 135,300.06, 202,892.97 and 40,543.73 is: 60,798.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,300.06 : 202,892.97 = 40,543.73 : x
  2. Step 2: Convert to fraction form
    135,300.06/202,892.97 = 40,543.73/x
  3. Step 3: Cross multiply
    135,300.06x = 202,892.97 × 40,543.73
  4. Step 4: Simplify right side
    135,300.06x = 8,226,037,794.58
  5. Step 5: Solve for x
    x = 8,226,037,794.58/135,300.06
  6. Step 6: Final answer
    x = 60,798.48

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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.