Home / 160,945.12-241,261.08-76,682.80

Finding the Fourth Proportional to 160,945.12, 241,261.08 and 76,682.80

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Solution

The fourth proportional to 160,945.12, 241,261.08 and 76,682.80 is: 114,949.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,945.12 : 241,261.08 = 76,682.80 : x
  2. Step 2: Convert to fraction form
    160,945.12/241,261.08 = 76,682.80/x
  3. Step 3: Cross multiply
    160,945.12x = 241,261.08 × 76,682.80
  4. Step 4: Simplify right side
    160,945.12x = 18,500,575,145.42
  5. Step 5: Solve for x
    x = 18,500,575,145.42/160,945.12
  6. Step 6: Final answer
    x = 114,949.59

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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.