Home / 160,930.56-241,393-66,204.30

Finding the Fourth Proportional to 160,930.56, 241,393 and 66,204.30

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Solution

The fourth proportional to 160,930.56, 241,393 and 66,204.30 is: 99,305.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,930.56 : 241,393 = 66,204.30 : x
  2. Step 2: Convert to fraction form
    160,930.56/241,393 = 66,204.30/x
  3. Step 3: Cross multiply
    160,930.56x = 241,393 × 66,204.30
  4. Step 4: Simplify right side
    160,930.56x = 15,981,254,589.90
  5. Step 5: Solve for x
    x = 15,981,254,589.90/160,930.56
  6. Step 6: Final answer
    x = 99,305.28

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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.