Home / 246,119.55-339,487.38-155,315.31

Finding the Fourth Proportional to 246,119.55, 339,487.38 and 155,315.31

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Solution

The fourth proportional to 246,119.55, 339,487.38 and 155,315.31 is: 214,235.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,119.55 : 339,487.38 = 155,315.31 : x
  2. Step 2: Convert to fraction form
    246,119.55/339,487.38 = 155,315.31/x
  3. Step 3: Cross multiply
    246,119.55x = 339,487.38 × 155,315.31
  4. Step 4: Simplify right side
    246,119.55x = 52,727,587,665.79
  5. Step 5: Solve for x
    x = 52,727,587,665.79/246,119.55
  6. Step 6: Final answer
    x = 214,235.67

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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.