Home / 246,619.56-340,300.80-137,710.56

Finding the Fourth Proportional to 246,619.56, 340,300.80 and 137,710.56

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Solution

The fourth proportional to 246,619.56, 340,300.80 and 137,710.56 is: 190,021.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,619.56 : 340,300.80 = 137,710.56 : x
  2. Step 2: Convert to fraction form
    246,619.56/340,300.80 = 137,710.56/x
  3. Step 3: Cross multiply
    246,619.56x = 340,300.80 × 137,710.56
  4. Step 4: Simplify right side
    246,619.56x = 46,863,013,736.45
  5. Step 5: Solve for x
    x = 46,863,013,736.45/246,619.56
  6. Step 6: Final answer
    x = 190,021.48

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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.