Home / 331,561.42-497,439.16-106,917.33

Finding the Fourth Proportional to 331,561.42, 497,439.16 and 106,917.33

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Solution

The fourth proportional to 331,561.42, 497,439.16 and 106,917.33 is: 160,407.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,561.42 : 497,439.16 = 106,917.33 : x
  2. Step 2: Convert to fraction form
    331,561.42/497,439.16 = 106,917.33/x
  3. Step 3: Cross multiply
    331,561.42x = 497,439.16 × 106,917.33
  4. Step 4: Simplify right side
    331,561.42x = 53,184,868,422.75
  5. Step 5: Solve for x
    x = 53,184,868,422.75/331,561.42
  6. Step 6: Final answer
    x = 160,407.29

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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.