Home / 89,226.11-123,131.90-48,940.50

Finding the Fourth Proportional to 89,226.11, 123,131.90 and 48,940.50

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Solution

The fourth proportional to 89,226.11, 123,131.90 and 48,940.50 is: 67,537.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,226.11 : 123,131.90 = 48,940.50 : x
  2. Step 2: Convert to fraction form
    89,226.11/123,131.90 = 48,940.50/x
  3. Step 3: Cross multiply
    89,226.11x = 123,131.90 × 48,940.50
  4. Step 4: Simplify right side
    89,226.11x = 6,026,137,060.76
  5. Step 5: Solve for x
    x = 6,026,137,060.76/89,226.11
  6. Step 6: Final answer
    x = 67,537.82

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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.