Home / 45,083.32-62,181.21-39,984.82

Finding the Fourth Proportional to 45,083.32, 62,181.21 and 39,984.82

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Solution

The fourth proportional to 45,083.32, 62,181.21 and 39,984.82 is: 55,149.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,083.32 : 62,181.21 = 39,984.82 : x
  2. Step 2: Convert to fraction form
    45,083.32/62,181.21 = 39,984.82/x
  3. Step 3: Cross multiply
    45,083.32x = 62,181.21 × 39,984.82
  4. Step 4: Simplify right side
    45,083.32x = 2,486,304,489.23
  5. Step 5: Solve for x
    x = 2,486,304,489.23/45,083.32
  6. Step 6: Final answer
    x = 55,149.10

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1.5x scale

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.