Home / 54,186.75-74,776.62-30,313.62

Finding the Fourth Proportional to 54,186.75, 74,776.62 and 30,313.62

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Solution

The fourth proportional to 54,186.75, 74,776.62 and 30,313.62 is: 41,832.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,186.75 : 74,776.62 = 30,313.62 : x
  2. Step 2: Convert to fraction form
    54,186.75/74,776.62 = 30,313.62/x
  3. Step 3: Cross multiply
    54,186.75x = 74,776.62 × 30,313.62
  4. Step 4: Simplify right side
    54,186.75x = 2,266,750,043.56
  5. Step 5: Solve for x
    x = 2,266,750,043.56/54,186.75
  6. Step 6: Final answer
    x = 41,832.18

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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.