Home / 54,390.58-75,057.84-30,190.14

Finding the Fourth Proportional to 54,390.58, 75,057.84 and 30,190.14

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Solution

The fourth proportional to 54,390.58, 75,057.84 and 30,190.14 is: 41,661.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,390.58 : 75,057.84 = 30,190.14 : x
  2. Step 2: Convert to fraction form
    54,390.58/75,057.84 = 30,190.14/x
  3. Step 3: Cross multiply
    54,390.58x = 75,057.84 × 30,190.14
  4. Step 4: Simplify right side
    54,390.58x = 2,266,006,697.70
  5. Step 5: Solve for x
    x = 2,266,006,697.70/54,390.58
  6. Step 6: Final answer
    x = 41,661.75

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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.