Home / 54,090.45-81,144.90-24,115.57

Finding the Fourth Proportional to 54,090.45, 81,144.90 and 24,115.57

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Solution

The fourth proportional to 54,090.45, 81,144.90 and 24,115.57 is: 36,177.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,090.45 : 81,144.90 = 24,115.57 : x
  2. Step 2: Convert to fraction form
    54,090.45/81,144.90 = 24,115.57/x
  3. Step 3: Cross multiply
    54,090.45x = 81,144.90 × 24,115.57
  4. Step 4: Simplify right side
    54,090.45x = 1,956,855,366.39
  5. Step 5: Solve for x
    x = 1,956,855,366.39/54,090.45
  6. Step 6: Final answer
    x = 36,177.46

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1.5x scale

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.