Home / 104,523.64-144,241.26-56,778.52

Finding the Fourth Proportional to 104,523.64, 144,241.26 and 56,778.52

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Solution

The fourth proportional to 104,523.64, 144,241.26 and 56,778.52 is: 78,353.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,523.64 : 144,241.26 = 56,778.52 : x
  2. Step 2: Convert to fraction form
    104,523.64/144,241.26 = 56,778.52/x
  3. Step 3: Cross multiply
    104,523.64x = 144,241.26 × 56,778.52
  4. Step 4: Simplify right side
    104,523.64x = 8,189,805,265.74
  5. Step 5: Solve for x
    x = 8,189,805,265.74/104,523.64
  6. Step 6: Final answer
    x = 78,353.62

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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.