Home / 152,733.28-228,984.72-100,156

Finding the Fourth Proportional to 152,733.28, 228,984.72 and 100,156

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Solution

The fourth proportional to 152,733.28, 228,984.72 and 100,156 is: 150,158.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,733.28 : 228,984.72 = 100,156 : x
  2. Step 2: Convert to fraction form
    152,733.28/228,984.72 = 100,156/x
  3. Step 3: Cross multiply
    152,733.28x = 228,984.72 × 100,156
  4. Step 4: Simplify right side
    152,733.28x = 22,934,193,616.32
  5. Step 5: Solve for x
    x = 22,934,193,616.32/152,733.28
  6. Step 6: Final answer
    x = 150,158.46

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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.