Home / 240,723.48-332,235.90-137,357.88

Finding the Fourth Proportional to 240,723.48, 332,235.90 and 137,357.88

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Solution

The fourth proportional to 240,723.48, 332,235.90 and 137,357.88 is: 189,575.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,723.48 : 332,235.90 = 137,357.88 : x
  2. Step 2: Convert to fraction form
    240,723.48/332,235.90 = 137,357.88/x
  3. Step 3: Cross multiply
    240,723.48x = 332,235.90 × 137,357.88
  4. Step 4: Simplify right side
    240,723.48x = 45,635,218,883.89
  5. Step 5: Solve for x
    x = 45,635,218,883.89/240,723.48
  6. Step 6: Final answer
    x = 189,575.27

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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.