Home / 245,965.48-339,450.01-137,077.14

Finding the Fourth Proportional to 245,965.48, 339,450.01 and 137,077.14

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Solution

The fourth proportional to 245,965.48, 339,450.01 and 137,077.14 is: 189,176.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,965.48 : 339,450.01 = 137,077.14 : x
  2. Step 2: Convert to fraction form
    245,965.48/339,450.01 = 137,077.14/x
  3. Step 3: Cross multiply
    245,965.48x = 339,450.01 × 137,077.14
  4. Step 4: Simplify right side
    245,965.48x = 46,530,837,474.02
  5. Step 5: Solve for x
    x = 46,530,837,474.02/245,965.48
  6. Step 6: Final answer
    x = 189,176.29

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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.