Home / 165,941.80-248,912.70-55,133.80

Finding the Fourth Proportional to 165,941.80, 248,912.70 and 55,133.80

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Solution

The fourth proportional to 165,941.80, 248,912.70 and 55,133.80 is: 82,700.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,941.80 : 248,912.70 = 55,133.80 : x
  2. Step 2: Convert to fraction form
    165,941.80/248,912.70 = 55,133.80/x
  3. Step 3: Cross multiply
    165,941.80x = 248,912.70 × 55,133.80
  4. Step 4: Simplify right side
    165,941.80x = 13,723,503,019.26
  5. Step 5: Solve for x
    x = 13,723,503,019.26/165,941.80
  6. Step 6: Final answer
    x = 82,700.70

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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.