Home / 45,165.56-67,813.95-33,355.76

Finding the Fourth Proportional to 45,165.56, 67,813.95 and 33,355.76

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Solution

The fourth proportional to 45,165.56, 67,813.95 and 33,355.76 is: 50,082.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,165.56 : 67,813.95 = 33,355.76 : x
  2. Step 2: Convert to fraction form
    45,165.56/67,813.95 = 33,355.76/x
  3. Step 3: Cross multiply
    45,165.56x = 67,813.95 × 33,355.76
  4. Step 4: Simplify right side
    45,165.56x = 2,261,985,840.85
  5. Step 5: Solve for x
    x = 2,261,985,840.85/45,165.56
  6. Step 6: Final answer
    x = 50,082.09

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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.