Home / 89,466.38-123,450.26-51,219.89

Finding the Fourth Proportional to 89,466.38, 123,450.26 and 51,219.89

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Solution

The fourth proportional to 89,466.38, 123,450.26 and 51,219.89 is: 70,675.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,466.38 : 123,450.26 = 51,219.89 : x
  2. Step 2: Convert to fraction form
    89,466.38/123,450.26 = 51,219.89/x
  3. Step 3: Cross multiply
    89,466.38x = 123,450.26 × 51,219.89
  4. Step 4: Simplify right side
    89,466.38x = 6,323,107,864.32
  5. Step 5: Solve for x
    x = 6,323,107,864.32/89,466.38
  6. Step 6: Final answer
    x = 70,675.80

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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.