Home / 99,682.36-149,548.72-33,122.84

Finding the Fourth Proportional to 99,682.36, 149,548.72 and 33,122.84

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Solution

The fourth proportional to 99,682.36, 149,548.72 and 33,122.84 is: 49,692.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,682.36 : 149,548.72 = 33,122.84 : x
  2. Step 2: Convert to fraction form
    99,682.36/149,548.72 = 33,122.84/x
  3. Step 3: Cross multiply
    99,682.36x = 149,548.72 × 33,122.84
  4. Step 4: Simplify right side
    99,682.36x = 4,953,478,324.76
  5. Step 5: Solve for x
    x = 4,953,478,324.76/99,682.36
  6. Step 6: Final answer
    x = 49,692.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.