Home / 99,350.58-149,035.59-36,187.86

Finding the Fourth Proportional to 99,350.58, 149,035.59 and 36,187.86

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Solution

The fourth proportional to 99,350.58, 149,035.59 and 36,187.86 is: 54,285.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,350.58 : 149,035.59 = 36,187.86 : x
  2. Step 2: Convert to fraction form
    99,350.58/149,035.59 = 36,187.86/x
  3. Step 3: Cross multiply
    99,350.58x = 149,035.59 × 36,187.86
  4. Step 4: Simplify right side
    99,350.58x = 5,393,279,065.94
  5. Step 5: Solve for x
    x = 5,393,279,065.94/99,350.58
  6. Step 6: Final answer
    x = 54,285.33

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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.