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Finding the Fourth Proportional to 311,883.98, 467,877.29 and 95,737.28

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Solution

The fourth proportional to 311,883.98, 467,877.29 and 95,737.28 is: 143,621.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,883.98 : 467,877.29 = 95,737.28 : x
  2. Step 2: Convert to fraction form
    311,883.98/467,877.29 = 95,737.28/x
  3. Step 3: Cross multiply
    311,883.98x = 467,877.29 × 95,737.28
  4. Step 4: Simplify right side
    311,883.98x = 44,793,299,118.37
  5. Step 5: Solve for x
    x = 44,793,299,118.37/311,883.98
  6. Step 6: Final answer
    x = 143,621.67

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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.