Home / 246,143.81-339,678.46-132,966.56

Finding the Fourth Proportional to 246,143.81, 339,678.46 and 132,966.56

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Solution

The fourth proportional to 246,143.81, 339,678.46 and 132,966.56 is: 183,493.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,143.81 : 339,678.46 = 132,966.56 : x
  2. Step 2: Convert to fraction form
    246,143.81/339,678.46 = 132,966.56/x
  3. Step 3: Cross multiply
    246,143.81x = 339,678.46 × 132,966.56
  4. Step 4: Simplify right side
    246,143.81x = 45,165,877,347.70
  5. Step 5: Solve for x
    x = 45,165,877,347.70/246,143.81
  6. Step 6: Final answer
    x = 183,493.86

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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.