Home / 160,163.38-221,047.41-92,178.96

Finding the Fourth Proportional to 160,163.38, 221,047.41 and 92,178.96

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Solution

The fourth proportional to 160,163.38, 221,047.41 and 92,178.96 is: 127,219.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,163.38 : 221,047.41 = 92,178.96 : x
  2. Step 2: Convert to fraction form
    160,163.38/221,047.41 = 92,178.96/x
  3. Step 3: Cross multiply
    160,163.38x = 221,047.41 × 92,178.96
  4. Step 4: Simplify right side
    160,163.38x = 20,375,920,364.49
  5. Step 5: Solve for x
    x = 20,375,920,364.49/160,163.38
  6. Step 6: Final answer
    x = 127,219.60

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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.