Home / 335,127.21-503,048.93-135,578.04

Finding the Fourth Proportional to 335,127.21, 503,048.93 and 135,578.04

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Solution

The fourth proportional to 335,127.21, 503,048.93 and 135,578.04 is: 203,511.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,127.21 : 503,048.93 = 135,578.04 : x
  2. Step 2: Convert to fraction form
    335,127.21/503,048.93 = 135,578.04/x
  3. Step 3: Cross multiply
    335,127.21x = 503,048.93 × 135,578.04
  4. Step 4: Simplify right side
    335,127.21x = 68,202,387,275.61
  5. Step 5: Solve for x
    x = 68,202,387,275.61/335,127.21
  6. Step 6: Final answer
    x = 203,511.94

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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.