Home / 89,226.90-123,086.48-52,907.21

Finding the Fourth Proportional to 89,226.90, 123,086.48 and 52,907.21

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Solution

The fourth proportional to 89,226.90, 123,086.48 and 52,907.21 is: 72,984.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,226.90 : 123,086.48 = 52,907.21 : x
  2. Step 2: Convert to fraction form
    89,226.90/123,086.48 = 52,907.21/x
  3. Step 3: Cross multiply
    89,226.90x = 123,086.48 × 52,907.21
  4. Step 4: Simplify right side
    89,226.90x = 6,512,162,245.52
  5. Step 5: Solve for x
    x = 6,512,162,245.52/89,226.90
  6. Step 6: Final answer
    x = 72,984.29

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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.