Home / 107,377.34-161,027.73-40,835.43

Finding the Fourth Proportional to 107,377.34, 161,027.73 and 40,835.43

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Solution

The fourth proportional to 107,377.34, 161,027.73 and 40,835.43 is: 61,238.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,377.34 : 161,027.73 = 40,835.43 : x
  2. Step 2: Convert to fraction form
    107,377.34/161,027.73 = 40,835.43/x
  3. Step 3: Cross multiply
    107,377.34x = 161,027.73 × 40,835.43
  4. Step 4: Simplify right side
    107,377.34x = 6,575,636,596.47
  5. Step 5: Solve for x
    x = 6,575,636,596.47/107,377.34
  6. Step 6: Final answer
    x = 61,238.59

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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.