Home / 89,163.14-133,757.67-47,587.46

Finding the Fourth Proportional to 89,163.14, 133,757.67 and 47,587.46

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Solution

The fourth proportional to 89,163.14, 133,757.67 and 47,587.46 is: 71,388.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,163.14 : 133,757.67 = 47,587.46 : x
  2. Step 2: Convert to fraction form
    89,163.14/133,757.67 = 47,587.46/x
  3. Step 3: Cross multiply
    89,163.14x = 133,757.67 × 47,587.46
  4. Step 4: Simplify right side
    89,163.14x = 6,365,187,770.82
  5. Step 5: Solve for x
    x = 6,365,187,770.82/89,163.14
  6. Step 6: Final answer
    x = 71,388.11

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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.