Home / 246,129.68-368,456.40-146,238.45

Finding the Fourth Proportional to 246,129.68, 368,456.40 and 146,238.45

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Solution

The fourth proportional to 246,129.68, 368,456.40 and 146,238.45 is: 218,919.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,129.68 : 368,456.40 = 146,238.45 : x
  2. Step 2: Convert to fraction form
    246,129.68/368,456.40 = 146,238.45/x
  3. Step 3: Cross multiply
    246,129.68x = 368,456.40 × 146,238.45
  4. Step 4: Simplify right side
    246,129.68x = 53,882,492,828.58
  5. Step 5: Solve for x
    x = 53,882,492,828.58/246,129.68
  6. Step 6: Final answer
    x = 218,919.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.