Home / 89,043.36-133,353-51,524.37

Finding the Fourth Proportional to 89,043.36, 133,353 and 51,524.37

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Solution

The fourth proportional to 89,043.36, 133,353 and 51,524.37 is: 77,163.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,043.36 : 133,353 = 51,524.37 : x
  2. Step 2: Convert to fraction form
    89,043.36/133,353 = 51,524.37/x
  3. Step 3: Cross multiply
    89,043.36x = 133,353 × 51,524.37
  4. Step 4: Simplify right side
    89,043.36x = 6,870,929,312.61
  5. Step 5: Solve for x
    x = 6,870,929,312.61/89,043.36
  6. Step 6: Final answer
    x = 77,163.86

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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.