Home / 152,493.28-228,778.64-45,876.64

Finding the Fourth Proportional to 152,493.28, 228,778.64 and 45,876.64

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Solution

The fourth proportional to 152,493.28, 228,778.64 and 45,876.64 is: 68,826.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,493.28 : 228,778.64 = 45,876.64 : x
  2. Step 2: Convert to fraction form
    152,493.28/228,778.64 = 45,876.64/x
  3. Step 3: Cross multiply
    152,493.28x = 228,778.64 × 45,876.64
  4. Step 4: Simplify right side
    152,493.28x = 10,495,595,306.97
  5. Step 5: Solve for x
    x = 10,495,595,306.97/152,493.28
  6. Step 6: Final answer
    x = 68,826.61

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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.