Home / 166,049.76-228,880.98-112,315.17

Finding the Fourth Proportional to 166,049.76, 228,880.98 and 112,315.17

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Solution

The fourth proportional to 166,049.76, 228,880.98 and 112,315.17 is: 154,813.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,049.76 : 228,880.98 = 112,315.17 : x
  2. Step 2: Convert to fraction form
    166,049.76/228,880.98 = 112,315.17/x
  3. Step 3: Cross multiply
    166,049.76x = 228,880.98 × 112,315.17
  4. Step 4: Simplify right side
    166,049.76x = 25,706,806,178.47
  5. Step 5: Solve for x
    x = 25,706,806,178.47/166,049.76
  6. Step 6: Final answer
    x = 154,813.87

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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.