Home / 54,119.34-81,180.40-25,649.64

Finding the Fourth Proportional to 54,119.34, 81,180.40 and 25,649.64

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Solution

The fourth proportional to 54,119.34, 81,180.40 and 25,649.64 is: 38,475.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,119.34 : 81,180.40 = 25,649.64 : x
  2. Step 2: Convert to fraction form
    54,119.34/81,180.40 = 25,649.64/x
  3. Step 3: Cross multiply
    54,119.34x = 81,180.40 × 25,649.64
  4. Step 4: Simplify right side
    54,119.34x = 2,082,248,035.06
  5. Step 5: Solve for x
    x = 2,082,248,035.06/54,119.34
  6. Step 6: Final answer
    x = 38,475.12

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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.