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Finding the Fourth Proportional to 224,120.43, 308,860.02 and 160,347.51

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Solution

The fourth proportional to 224,120.43, 308,860.02 and 160,347.51 is: 220,974.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,120.43 : 308,860.02 = 160,347.51 : x
  2. Step 2: Convert to fraction form
    224,120.43/308,860.02 = 160,347.51/x
  3. Step 3: Cross multiply
    224,120.43x = 308,860.02 × 160,347.51
  4. Step 4: Simplify right side
    224,120.43x = 49,524,935,145.55
  5. Step 5: Solve for x
    x = 49,524,935,145.55/224,120.43
  6. Step 6: Final answer
    x = 220,974.66

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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.