Home / 82,372.45-123,417.59-44,958.75

Finding the Fourth Proportional to 82,372.45, 123,417.59 and 44,958.75

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Solution

The fourth proportional to 82,372.45, 123,417.59 and 44,958.75 is: 67,361.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,372.45 : 123,417.59 = 44,958.75 : x
  2. Step 2: Convert to fraction form
    82,372.45/123,417.59 = 44,958.75/x
  3. Step 3: Cross multiply
    82,372.45x = 123,417.59 × 44,958.75
  4. Step 4: Simplify right side
    82,372.45x = 5,548,700,349.62
  5. Step 5: Solve for x
    x = 5,548,700,349.62/82,372.45
  6. Step 6: Final answer
    x = 67,361.12

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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.