Home / 104,119.08-143,684.52-56,372.88

Finding the Fourth Proportional to 104,119.08, 143,684.52 and 56,372.88

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Solution

The fourth proportional to 104,119.08, 143,684.52 and 56,372.88 is: 77,794.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,119.08 : 143,684.52 = 56,372.88 : x
  2. Step 2: Convert to fraction form
    104,119.08/143,684.52 = 56,372.88/x
  3. Step 3: Cross multiply
    104,119.08x = 143,684.52 × 56,372.88
  4. Step 4: Simplify right side
    104,119.08x = 8,099,910,203.82
  5. Step 5: Solve for x
    x = 8,099,910,203.82/104,119.08
  6. Step 6: Final answer
    x = 77,794.68

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1.5x scale

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.