Home / 99,456.32-149,184.48-37,131.68

Finding the Fourth Proportional to 99,456.32, 149,184.48 and 37,131.68

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Solution

The fourth proportional to 99,456.32, 149,184.48 and 37,131.68 is: 55,697.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,456.32 : 149,184.48 = 37,131.68 : x
  2. Step 2: Convert to fraction form
    99,456.32/149,184.48 = 37,131.68/x
  3. Step 3: Cross multiply
    99,456.32x = 149,184.48 × 37,131.68
  4. Step 4: Simplify right side
    99,456.32x = 5,539,470,372.33
  5. Step 5: Solve for x
    x = 5,539,470,372.33/99,456.32
  6. Step 6: Final answer
    x = 55,697.52

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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.