Home / 200,734.75-301,218.77-89,926.75

Finding the Fourth Proportional to 200,734.75, 301,218.77 and 89,926.75

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Solution

The fourth proportional to 200,734.75, 301,218.77 and 89,926.75 is: 134,942.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,734.75 : 301,218.77 = 89,926.75 : x
  2. Step 2: Convert to fraction form
    200,734.75/301,218.77 = 89,926.75/x
  3. Step 3: Cross multiply
    200,734.75x = 301,218.77 × 89,926.75
  4. Step 4: Simplify right side
    200,734.75x = 27,087,625,025.10
  5. Step 5: Solve for x
    x = 27,087,625,025.10/200,734.75
  6. Step 6: Final answer
    x = 134,942.38

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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.