Home / 160,169.88-221,028.48-92,197.32

Finding the Fourth Proportional to 160,169.88, 221,028.48 and 92,197.32

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Solution

The fourth proportional to 160,169.88, 221,028.48 and 92,197.32 is: 127,228.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,169.88 : 221,028.48 = 92,197.32 : x
  2. Step 2: Convert to fraction form
    160,169.88/221,028.48 = 92,197.32/x
  3. Step 3: Cross multiply
    160,169.88x = 221,028.48 × 92,197.32
  4. Step 4: Simplify right side
    160,169.88x = 20,378,233,499.67
  5. Step 5: Solve for x
    x = 20,378,233,499.67/160,169.88
  6. Step 6: Final answer
    x = 127,228.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.