Home / 73,638.30-110,505.87-40,381.77

Finding the Fourth Proportional to 73,638.30, 110,505.87 and 40,381.77

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Solution

The fourth proportional to 73,638.30, 110,505.87 and 40,381.77 is: 60,599.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,638.30 : 110,505.87 = 40,381.77 : x
  2. Step 2: Convert to fraction form
    73,638.30/110,505.87 = 40,381.77/x
  3. Step 3: Cross multiply
    73,638.30x = 110,505.87 × 40,381.77
  4. Step 4: Simplify right side
    73,638.30x = 4,462,422,625.99
  5. Step 5: Solve for x
    x = 4,462,422,625.99/73,638.30
  6. Step 6: Final answer
    x = 60,599.21

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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.