Home / 245,934.53-339,380.69-137,033.24

Finding the Fourth Proportional to 245,934.53, 339,380.69 and 137,033.24

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Solution

The fourth proportional to 245,934.53, 339,380.69 and 137,033.24 is: 189,100.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,934.53 : 339,380.69 = 137,033.24 : x
  2. Step 2: Convert to fraction form
    245,934.53/339,380.69 = 137,033.24/x
  3. Step 3: Cross multiply
    245,934.53x = 339,380.69 × 137,033.24
  4. Step 4: Simplify right side
    245,934.53x = 46,506,434,010.52
  5. Step 5: Solve for x
    x = 46,506,434,010.52/245,934.53
  6. Step 6: Final answer
    x = 189,100.87

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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.