Home / 54,446.21-75,130.63-30,568.22

Finding the Fourth Proportional to 54,446.21, 75,130.63 and 30,568.22

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Solution

The fourth proportional to 54,446.21, 75,130.63 and 30,568.22 is: 42,181.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,446.21 : 75,130.63 = 30,568.22 : x
  2. Step 2: Convert to fraction form
    54,446.21/75,130.63 = 30,568.22/x
  3. Step 3: Cross multiply
    54,446.21x = 75,130.63 × 30,568.22
  4. Step 4: Simplify right side
    54,446.21x = 2,296,609,174.50
  5. Step 5: Solve for x
    x = 2,296,609,174.50/54,446.21
  6. Step 6: Final answer
    x = 42,181.25

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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.