Home / 246,767.36-340,538.93-137,871.72

Finding the Fourth Proportional to 246,767.36, 340,538.93 and 137,871.72

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Solution

The fourth proportional to 246,767.36, 340,538.93 and 137,871.72 is: 190,262.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,767.36 : 340,538.93 = 137,871.72 : x
  2. Step 2: Convert to fraction form
    246,767.36/340,538.93 = 137,871.72/x
  3. Step 3: Cross multiply
    246,767.36x = 340,538.93 × 137,871.72
  4. Step 4: Simplify right side
    246,767.36x = 46,950,688,609.25
  5. Step 5: Solve for x
    x = 46,950,688,609.25/246,767.36
  6. Step 6: Final answer
    x = 190,262.96

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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.