Home / 295,269.35-442,238.07-137,165.09

Finding the Fourth Proportional to 295,269.35, 442,238.07 and 137,165.09

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Solution

The fourth proportional to 295,269.35, 442,238.07 and 137,165.09 is: 205,438.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,269.35 : 442,238.07 = 137,165.09 : x
  2. Step 2: Convert to fraction form
    295,269.35/442,238.07 = 137,165.09/x
  3. Step 3: Cross multiply
    295,269.35x = 442,238.07 × 137,165.09
  4. Step 4: Simplify right side
    295,269.35x = 60,659,624,672.98
  5. Step 5: Solve for x
    x = 60,659,624,672.98/295,269.35
  6. Step 6: Final answer
    x = 205,438.27

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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.