Home / 150,189.98-225,249.91-43,545.31

Finding the Fourth Proportional to 150,189.98, 225,249.91 and 43,545.31

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Solution

The fourth proportional to 150,189.98, 225,249.91 and 43,545.31 is: 65,307.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,189.98 : 225,249.91 = 43,545.31 : x
  2. Step 2: Convert to fraction form
    150,189.98/225,249.91 = 43,545.31/x
  3. Step 3: Cross multiply
    150,189.98x = 225,249.91 × 43,545.31
  4. Step 4: Simplify right side
    150,189.98x = 9,808,576,486.43
  5. Step 5: Solve for x
    x = 9,808,576,486.43/150,189.98
  6. Step 6: Final answer
    x = 65,307.80

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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.