Home / 89,235.21-123,146.22-48,951.03

Finding the Fourth Proportional to 89,235.21, 123,146.22 and 48,951.03

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Solution

The fourth proportional to 89,235.21, 123,146.22 and 48,951.03 is: 67,553.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,235.21 : 123,146.22 = 48,951.03 : x
  2. Step 2: Convert to fraction form
    89,235.21/123,146.22 = 48,951.03/x
  3. Step 3: Cross multiply
    89,235.21x = 123,146.22 × 48,951.03
  4. Step 4: Simplify right side
    89,235.21x = 6,028,134,309.61
  5. Step 5: Solve for x
    x = 6,028,134,309.61/89,235.21
  6. Step 6: Final answer
    x = 67,553.32

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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.