Home / 53,074.20-73,239.75-29,200.26

Finding the Fourth Proportional to 53,074.20, 73,239.75 and 29,200.26

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Solution

The fourth proportional to 53,074.20, 73,239.75 and 29,200.26 is: 40,294.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,074.20 : 73,239.75 = 29,200.26 : x
  2. Step 2: Convert to fraction form
    53,074.20/73,239.75 = 29,200.26/x
  3. Step 3: Cross multiply
    53,074.20x = 73,239.75 × 29,200.26
  4. Step 4: Simplify right side
    53,074.20x = 2,138,619,742.34
  5. Step 5: Solve for x
    x = 2,138,619,742.34/53,074.20
  6. Step 6: Final answer
    x = 40,294.90

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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.