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Finding the Fourth Proportional to 160,519.72, 240,764.22 and 55,324.20

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Solution

The fourth proportional to 160,519.72, 240,764.22 and 55,324.20 is: 82,981.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,519.72 : 240,764.22 = 55,324.20 : x
  2. Step 2: Convert to fraction form
    160,519.72/240,764.22 = 55,324.20/x
  3. Step 3: Cross multiply
    160,519.72x = 240,764.22 × 55,324.20
  4. Step 4: Simplify right side
    160,519.72x = 13,320,087,860.12
  5. Step 5: Solve for x
    x = 13,320,087,860.12/160,519.72
  6. Step 6: Final answer
    x = 82,981.01

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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.