Home / 160,236.92-221,102.39-92,240.76

Finding the Fourth Proportional to 160,236.92, 221,102.39 and 92,240.76

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Solution

The fourth proportional to 160,236.92, 221,102.39 and 92,240.76 is: 127,278.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,236.92 : 221,102.39 = 92,240.76 : x
  2. Step 2: Convert to fraction form
    160,236.92/221,102.39 = 92,240.76/x
  3. Step 3: Cross multiply
    160,236.92x = 221,102.39 × 92,240.76
  4. Step 4: Simplify right side
    160,236.92x = 20,394,651,166.75
  5. Step 5: Solve for x
    x = 20,394,651,166.75/160,236.92
  6. Step 6: Final answer
    x = 127,278.10

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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.