Home / 89,265.24-123,185.34-51,560.28

Finding the Fourth Proportional to 89,265.24, 123,185.34 and 51,560.28

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Solution

The fourth proportional to 89,265.24, 123,185.34 and 51,560.28 is: 71,152.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,265.24 : 123,185.34 = 51,560.28 : x
  2. Step 2: Convert to fraction form
    89,265.24/123,185.34 = 51,560.28/x
  3. Step 3: Cross multiply
    89,265.24x = 123,185.34 × 51,560.28
  4. Step 4: Simplify right side
    89,265.24x = 6,351,470,622.30
  5. Step 5: Solve for x
    x = 6,351,470,622.30/89,265.24
  6. Step 6: Final answer
    x = 71,152.79

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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.