Home / 199,473.32-275,297.38-145,731.44

Finding the Fourth Proportional to 199,473.32, 275,297.38 and 145,731.44

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Solution

The fourth proportional to 199,473.32, 275,297.38 and 145,731.44 is: 201,127.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,473.32 : 275,297.38 = 145,731.44 : x
  2. Step 2: Convert to fraction form
    199,473.32/275,297.38 = 145,731.44/x
  3. Step 3: Cross multiply
    199,473.32x = 275,297.38 × 145,731.44
  4. Step 4: Simplify right side
    199,473.32x = 40,119,481,874.81
  5. Step 5: Solve for x
    x = 40,119,481,874.81/199,473.32
  6. Step 6: Final answer
    x = 201,127.06

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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.