Home / 104,741.49-144,540.90-56,994.96

Finding the Fourth Proportional to 104,741.49, 144,540.90 and 56,994.96

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Solution

The fourth proportional to 104,741.49, 144,540.90 and 56,994.96 is: 78,651.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,741.49 : 144,540.90 = 56,994.96 : x
  2. Step 2: Convert to fraction form
    104,741.49/144,540.90 = 56,994.96/x
  3. Step 3: Cross multiply
    104,741.49x = 144,540.90 × 56,994.96
  4. Step 4: Simplify right side
    104,741.49x = 8,238,102,813.86
  5. Step 5: Solve for x
    x = 8,238,102,813.86/104,741.49
  6. Step 6: Final answer
    x = 78,651.76

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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.