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Finding the Fourth Proportional to 104,846.46, 157,158.90 and 71,483.82

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Solution

The fourth proportional to 104,846.46, 157,158.90 and 71,483.82 is: 107,150.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,846.46 : 157,158.90 = 71,483.82 : x
  2. Step 2: Convert to fraction form
    104,846.46/157,158.90 = 71,483.82/x
  3. Step 3: Cross multiply
    104,846.46x = 157,158.90 × 71,483.82
  4. Step 4: Simplify right side
    104,846.46x = 11,234,318,519.00
  5. Step 5: Solve for x
    x = 11,234,318,519.00/104,846.46
  6. Step 6: Final answer
    x = 107,150.19

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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.