Home / 245,896.49-339,328.04-136,998.27

Finding the Fourth Proportional to 245,896.49, 339,328.04 and 136,998.27

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Solution

The fourth proportional to 245,896.49, 339,328.04 and 136,998.27 is: 189,052.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,896.49 : 339,328.04 = 136,998.27 : x
  2. Step 2: Convert to fraction form
    245,896.49/339,328.04 = 136,998.27/x
  3. Step 3: Cross multiply
    245,896.49x = 339,328.04 × 136,998.27
  4. Step 4: Simplify right side
    245,896.49x = 46,487,353,757.50
  5. Step 5: Solve for x
    x = 46,487,353,757.50/245,896.49
  6. Step 6: Final answer
    x = 189,052.53

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1.5x scale

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.