Home / 54,310.06-74,993.52-40,857.94

Finding the Fourth Proportional to 54,310.06, 74,993.52 and 40,857.94

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Solution

The fourth proportional to 54,310.06, 74,993.52 and 40,857.94 is: 56,418.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,310.06 : 74,993.52 = 40,857.94 : x
  2. Step 2: Convert to fraction form
    54,310.06/74,993.52 = 40,857.94/x
  3. Step 3: Cross multiply
    54,310.06x = 74,993.52 × 40,857.94
  4. Step 4: Simplify right side
    54,310.06x = 3,064,080,740.55
  5. Step 5: Solve for x
    x = 3,064,080,740.55/54,310.06
  6. Step 6: Final answer
    x = 56,418.29

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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.