Home / 104,572.42-144,310.82-56,825.75

Finding the Fourth Proportional to 104,572.42, 144,310.82 and 56,825.75

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Solution

The fourth proportional to 104,572.42, 144,310.82 and 56,825.75 is: 78,420.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,572.42 : 144,310.82 = 56,825.75 : x
  2. Step 2: Convert to fraction form
    104,572.42/144,310.82 = 56,825.75/x
  3. Step 3: Cross multiply
    104,572.42x = 144,310.82 × 56,825.75
  4. Step 4: Simplify right side
    104,572.42x = 8,200,570,656.26
  5. Step 5: Solve for x
    x = 8,200,570,656.26/104,572.42
  6. Step 6: Final answer
    x = 78,420.02

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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.