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Finding the Fourth Proportional to 293,549.74, 440,185.82 and 113,719.39

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Solution

The fourth proportional to 293,549.74, 440,185.82 and 113,719.39 is: 170,525.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,549.74 : 440,185.82 = 113,719.39 : x
  2. Step 2: Convert to fraction form
    293,549.74/440,185.82 = 113,719.39/x
  3. Step 3: Cross multiply
    293,549.74x = 440,185.82 × 113,719.39
  4. Step 4: Simplify right side
    293,549.74x = 50,057,660,167.52
  5. Step 5: Solve for x
    x = 50,057,660,167.52/293,549.74
  6. Step 6: Final answer
    x = 170,525.31

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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.