Home / 104,707.45-144,494.58-56,962

Finding the Fourth Proportional to 104,707.45, 144,494.58 and 56,962

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Solution

The fourth proportional to 104,707.45, 144,494.58 and 56,962 is: 78,606.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,707.45 : 144,494.58 = 56,962 : x
  2. Step 2: Convert to fraction form
    104,707.45/144,494.58 = 56,962/x
  3. Step 3: Cross multiply
    104,707.45x = 144,494.58 × 56,962
  4. Step 4: Simplify right side
    104,707.45x = 8,230,700,265.96
  5. Step 5: Solve for x
    x = 8,230,700,265.96/104,707.45
  6. Step 6: Final answer
    x = 78,606.63

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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.