Home / 111,137.28-166,723.20-37,248

Finding the Fourth Proportional to 111,137.28, 166,723.20 and 37,248

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Solution

The fourth proportional to 111,137.28, 166,723.20 and 37,248 is: 55,877.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,137.28 : 166,723.20 = 37,248 : x
  2. Step 2: Convert to fraction form
    111,137.28/166,723.20 = 37,248/x
  3. Step 3: Cross multiply
    111,137.28x = 166,723.20 × 37,248
  4. Step 4: Simplify right side
    111,137.28x = 6,210,105,753.60
  5. Step 5: Solve for x
    x = 6,210,105,753.60/111,137.28
  6. Step 6: Final answer
    x = 55,877.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.