Home / 285,616.85-394,061.18-164,741.93

Finding the Fourth Proportional to 285,616.85, 394,061.18 and 164,741.93

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Solution

The fourth proportional to 285,616.85, 394,061.18 and 164,741.93 is: 227,291.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,616.85 : 394,061.18 = 164,741.93 : x
  2. Step 2: Convert to fraction form
    285,616.85/394,061.18 = 164,741.93/x
  3. Step 3: Cross multiply
    285,616.85x = 394,061.18 × 164,741.93
  4. Step 4: Simplify right side
    285,616.85x = 64,918,396,537.26
  5. Step 5: Solve for x
    x = 64,918,396,537.26/285,616.85
  6. Step 6: Final answer
    x = 227,291.90

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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.