Home / 43,456.80-59,960.34-29,090.64

Finding the Fourth Proportional to 43,456.80, 59,960.34 and 29,090.64

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Solution

The fourth proportional to 43,456.80, 59,960.34 and 29,090.64 is: 40,138.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,456.80 : 59,960.34 = 29,090.64 : x
  2. Step 2: Convert to fraction form
    43,456.80/59,960.34 = 29,090.64/x
  3. Step 3: Cross multiply
    43,456.80x = 59,960.34 × 29,090.64
  4. Step 4: Simplify right side
    43,456.80x = 1,744,284,665.22
  5. Step 5: Solve for x
    x = 1,744,284,665.22/43,456.80
  6. Step 6: Final answer
    x = 40,138.36

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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.