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Finding the Fourth Proportional to 240,699.51, 332,170.50 and 131,808.44

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Solution

The fourth proportional to 240,699.51, 332,170.50 and 131,808.44 is: 181,898.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,699.51 : 332,170.50 = 131,808.44 : x
  2. Step 2: Convert to fraction form
    240,699.51/332,170.50 = 131,808.44/x
  3. Step 3: Cross multiply
    240,699.51x = 332,170.50 × 131,808.44
  4. Step 4: Simplify right side
    240,699.51x = 43,782,873,758.17
  5. Step 5: Solve for x
    x = 43,782,873,758.17/240,699.51
  6. Step 6: Final answer
    x = 181,898.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.