Home / 89,311.84-123,249.87-49,026.28

Finding the Fourth Proportional to 89,311.84, 123,249.87 and 49,026.28

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Solution

The fourth proportional to 89,311.84, 123,249.87 and 49,026.28 is: 67,656.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,311.84 : 123,249.87 = 49,026.28 : x
  2. Step 2: Convert to fraction form
    89,311.84/123,249.87 = 49,026.28/x
  3. Step 3: Cross multiply
    89,311.84x = 123,249.87 × 49,026.28
  4. Step 4: Simplify right side
    89,311.84x = 6,042,482,636.58
  5. Step 5: Solve for x
    x = 6,042,482,636.58/89,311.84
  6. Step 6: Final answer
    x = 67,656.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.