Home / 160,238.75-221,129.06-92,230.88

Finding the Fourth Proportional to 160,238.75, 221,129.06 and 92,230.88

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Solution

The fourth proportional to 160,238.75, 221,129.06 and 92,230.88 is: 127,278.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,238.75 : 221,129.06 = 92,230.88 : x
  2. Step 2: Convert to fraction form
    160,238.75/221,129.06 = 92,230.88/x
  3. Step 3: Cross multiply
    160,238.75x = 221,129.06 × 92,230.88
  4. Step 4: Simplify right side
    160,238.75x = 20,394,926,230.57
  5. Step 5: Solve for x
    x = 20,394,926,230.57/160,238.75
  6. Step 6: Final answer
    x = 127,278.37

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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.