Home / 150,533.48-225,761.16-71,490.44

Finding the Fourth Proportional to 150,533.48, 225,761.16 and 71,490.44

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Solution

The fourth proportional to 150,533.48, 225,761.16 and 71,490.44 is: 107,217.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,533.48 : 225,761.16 = 71,490.44 : x
  2. Step 2: Convert to fraction form
    150,533.48/225,761.16 = 71,490.44/x
  3. Step 3: Cross multiply
    150,533.48x = 225,761.16 × 71,490.44
  4. Step 4: Simplify right side
    150,533.48x = 16,139,764,663.31
  5. Step 5: Solve for x
    x = 16,139,764,663.31/150,533.48
  6. Step 6: Final answer
    x = 107,217.11

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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.