Home / 331,756.82-497,617.94-107,113.04

Finding the Fourth Proportional to 331,756.82, 497,617.94 and 107,113.04

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Solution

The fourth proportional to 331,756.82, 497,617.94 and 107,113.04 is: 160,663.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,756.82 : 497,617.94 = 107,113.04 : x
  2. Step 2: Convert to fraction form
    331,756.82/497,617.94 = 107,113.04/x
  3. Step 3: Cross multiply
    331,756.82x = 497,617.94 × 107,113.04
  4. Step 4: Simplify right side
    331,756.82x = 53,301,370,311.94
  5. Step 5: Solve for x
    x = 53,301,370,311.94/331,756.82
  6. Step 6: Final answer
    x = 160,663.98

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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.