Home / 99,349.48-149,009.63-32,791.78

Finding the Fourth Proportional to 99,349.48, 149,009.63 and 32,791.78

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Solution

The fourth proportional to 99,349.48, 149,009.63 and 32,791.78 is: 49,182.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,349.48 : 149,009.63 = 32,791.78 : x
  2. Step 2: Convert to fraction form
    99,349.48/149,009.63 = 32,791.78/x
  3. Step 3: Cross multiply
    99,349.48x = 149,009.63 × 32,791.78
  4. Step 4: Simplify right side
    99,349.48x = 4,886,290,714.30
  5. Step 5: Solve for x
    x = 4,886,290,714.30/99,349.48
  6. Step 6: Final answer
    x = 49,182.85

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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.