Home / 152,351.28-228,573.72-68,182.38

Finding the Fourth Proportional to 152,351.28, 228,573.72 and 68,182.38

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Solution

The fourth proportional to 152,351.28, 228,573.72 and 68,182.38 is: 102,294.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,351.28 : 228,573.72 = 68,182.38 : x
  2. Step 2: Convert to fraction form
    152,351.28/228,573.72 = 68,182.38/x
  3. Step 3: Cross multiply
    152,351.28x = 228,573.72 × 68,182.38
  4. Step 4: Simplify right side
    152,351.28x = 15,584,700,235.05
  5. Step 5: Solve for x
    x = 15,584,700,235.05/152,351.28
  6. Step 6: Final answer
    x = 102,294.51

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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.