Home / 160,180.79-221,042.30-92,199.87

Finding the Fourth Proportional to 160,180.79, 221,042.30 and 92,199.87

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Solution

The fourth proportional to 160,180.79, 221,042.30 and 92,199.87 is: 127,231.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,180.79 : 221,042.30 = 92,199.87 : x
  2. Step 2: Convert to fraction form
    160,180.79/221,042.30 = 92,199.87/x
  3. Step 3: Cross multiply
    160,180.79x = 221,042.30 × 92,199.87
  4. Step 4: Simplify right side
    160,180.79x = 20,380,070,219.29
  5. Step 5: Solve for x
    x = 20,380,070,219.29/160,180.79
  6. Step 6: Final answer
    x = 127,231.68

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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.