Home / 246,389.81-340,018.43-133,212.56

Finding the Fourth Proportional to 246,389.81, 340,018.43 and 133,212.56

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Solution

The fourth proportional to 246,389.81, 340,018.43 and 133,212.56 is: 183,833.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,389.81 : 340,018.43 = 133,212.56 : x
  2. Step 2: Convert to fraction form
    246,389.81/340,018.43 = 133,212.56/x
  3. Step 3: Cross multiply
    246,389.81x = 340,018.43 × 133,212.56
  4. Step 4: Simplify right side
    246,389.81x = 45,294,723,141.33
  5. Step 5: Solve for x
    x = 45,294,723,141.33/246,389.81
  6. Step 6: Final answer
    x = 183,833.59

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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.