Home / 160,835.79-221,949.11-92,850.47

Finding the Fourth Proportional to 160,835.79, 221,949.11 and 92,850.47

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Solution

The fourth proportional to 160,835.79, 221,949.11 and 92,850.47 is: 128,131.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,835.79 : 221,949.11 = 92,850.47 : x
  2. Step 2: Convert to fraction form
    160,835.79/221,949.11 = 92,850.47/x
  3. Step 3: Cross multiply
    160,835.79x = 221,949.11 × 92,850.47
  4. Step 4: Simplify right side
    160,835.79x = 20,608,079,134.27
  5. Step 5: Solve for x
    x = 20,608,079,134.27/160,835.79
  6. Step 6: Final answer
    x = 128,131.17

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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.