Home / 160,164.38-221,048.79-92,179.97

Finding the Fourth Proportional to 160,164.38, 221,048.79 and 92,179.97

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Solution

The fourth proportional to 160,164.38, 221,048.79 and 92,179.97 is: 127,220.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,164.38 : 221,048.79 = 92,179.97 : x
  2. Step 2: Convert to fraction form
    160,164.38/221,048.79 = 92,179.97/x
  3. Step 3: Cross multiply
    160,164.38x = 221,048.79 × 92,179.97
  4. Step 4: Simplify right side
    160,164.38x = 20,376,270,830.74
  5. Step 5: Solve for x
    x = 20,376,270,830.74/160,164.38
  6. Step 6: Final answer
    x = 127,220.99

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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.