Home / 149,022.37-223,548.14-54,278.29

Finding the Fourth Proportional to 149,022.37, 223,548.14 and 54,278.29

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Solution

The fourth proportional to 149,022.37, 223,548.14 and 54,278.29 is: 81,422.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,022.37 : 223,548.14 = 54,278.29 : x
  2. Step 2: Convert to fraction form
    149,022.37/223,548.14 = 54,278.29/x
  3. Step 3: Cross multiply
    149,022.37x = 223,548.14 × 54,278.29
  4. Step 4: Simplify right side
    149,022.37x = 12,133,810,771.88
  5. Step 5: Solve for x
    x = 12,133,810,771.88/149,022.37
  6. Step 6: Final answer
    x = 81,422.75

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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.