Home / 53,241.18-79,793.92-28,293.18

Finding the Fourth Proportional to 53,241.18, 79,793.92 and 28,293.18

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Solution

The fourth proportional to 53,241.18, 79,793.92 and 28,293.18 is: 42,403.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,241.18 : 79,793.92 = 28,293.18 : x
  2. Step 2: Convert to fraction form
    53,241.18/79,793.92 = 28,293.18/x
  3. Step 3: Cross multiply
    53,241.18x = 79,793.92 × 28,293.18
  4. Step 4: Simplify right side
    53,241.18x = 2,257,623,741.47
  5. Step 5: Solve for x
    x = 2,257,623,741.47/53,241.18
  6. Step 6: Final answer
    x = 42,403.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.