Home / 89,464.25-123,442.94-51,235.94

Finding the Fourth Proportional to 89,464.25, 123,442.94 and 51,235.94

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Solution

The fourth proportional to 89,464.25, 123,442.94 and 51,235.94 is: 70,695.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,464.25 : 123,442.94 = 51,235.94 : x
  2. Step 2: Convert to fraction form
    89,464.25/123,442.94 = 51,235.94/x
  3. Step 3: Cross multiply
    89,464.25x = 123,442.94 × 51,235.94
  4. Step 4: Simplify right side
    89,464.25x = 6,324,715,215.76
  5. Step 5: Solve for x
    x = 6,324,715,215.76/89,464.25
  6. Step 6: Final answer
    x = 70,695.45

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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.