Home / 246,933.84-340,760.70-138,035.28

Finding the Fourth Proportional to 246,933.84, 340,760.70 and 138,035.28

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Solution

The fourth proportional to 246,933.84, 340,760.70 and 138,035.28 is: 190,484.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,933.84 : 340,760.70 = 138,035.28 : x
  2. Step 2: Convert to fraction form
    246,933.84/340,760.70 = 138,035.28/x
  3. Step 3: Cross multiply
    246,933.84x = 340,760.70 × 138,035.28
  4. Step 4: Simplify right side
    246,933.84x = 47,036,998,637.50
  5. Step 5: Solve for x
    x = 47,036,998,637.50/246,933.84
  6. Step 6: Final answer
    x = 190,484.21

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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.