Home / 335,641.11-503,463.03-135,965.31

Finding the Fourth Proportional to 335,641.11, 503,463.03 and 135,965.31

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Solution

The fourth proportional to 335,641.11, 503,463.03 and 135,965.31 is: 203,948.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,641.11 : 503,463.03 = 135,965.31 : x
  2. Step 2: Convert to fraction form
    335,641.11/503,463.03 = 135,965.31/x
  3. Step 3: Cross multiply
    335,641.11x = 503,463.03 × 135,965.31
  4. Step 4: Simplify right side
    335,641.11x = 68,453,506,947.49
  5. Step 5: Solve for x
    x = 68,453,506,947.49/335,641.11
  6. Step 6: Final answer
    x = 203,948.52

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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.